• XL 40 Teeth Timing Belt Pulley with 5mm Inner Bore for 3D Printers and CNC

    This premium XL-type synchronous timing belt pulley is precision-machined from high-grade aluminum alloy, featuring 40 teeth designed for standard drive belts. Engineered for precise mechanical motion control, it has a 5mm inside diameter bore tailored for NEMA 17 stepper motor shafts or matching rotary rods. With an outer diameter of 40.5mm, an 18mm total width, and dual integrated M4/M5 threaded grub screw holes for secure locking, this durable gear delivers zero-slip power transmission, making it ideal for DIY CNC routers, 3D printers, linear actuators, and custom robotics projects.

    ৳  240.00৳  300.00 20% off
  • FQPF20N60C N-Channel Power MOSFET Transistor

    The FQPF20N60C is a high-performance N-Channel enhancement-mode power MOSFET designed for high-voltage, high-speed switching applications. Housed in a fully isolated TO-220F plastic package, this power transistor is rated for a breakdown voltage of 600V and a continuous drain current of 20A. It utilizes advanced planar stripe DMOS technology to achieve exceptionally low on-state resistance (\(R_{DS(on)}\)), minimized gate charge, and high ruggedness against voltage surges. This makes it an ideal, dependable component for switched-mode power supplies (SMPS), electronic ballast regulators, active power factor correction (PFC), and standard DC-to-AC power inverter circuits.

    ৳  33.00৳  50.00
  • CT14 Bluetooth 4.2 Stereo Audio Amplifier Module

    AI Mode conversation: titel and tags with hastagYou sent: 1 image and said: titel and tags with hastagtitel and tags with hastag9:58 PMDALY BMS 4S 12V 100A LiFePO4 Smart Battery Management SystemProduct Description TagsDALY BMS4S 12V 100ALiFePO4 BMSBattery Management System4S Lithium Battery Protection100A Common Port BMSLithium Iron PhosphateDALY ElectronicsBattery Protection Board12V LiFePO4 PackSocial Media Hashtags#DalyBMS #LiFePO4 #BatteryManagementSystem #12VBattery #LithiumBattery #SolarPower #DIYBattery #OffGrid #RenewableEnergy #BatteryProtection #ElectronicsIf you need more details, let me know if you want a detailed product description or specific e-commerce bullet points.You said: short discriptionshort discription9:59 PMThis DALY 4S 12V 100A BMS is a heavy-duty protection board designed specifically for LiFePO4 (Lithium Iron Phosphate) battery packs. It manages a 100A continuous discharge and 50A charge current through a reliable common port system. Featuring a built-in cooling fan and rugged aluminum heatsink, it actively prevents overcharging, over-discharging, and short circuits while maintaining cell balance to ensure the safety and longevity of your battery pack.If you need more specific details, let me know if this is for an e-commerce listing or a technical user manual.You said: discriptiondiscription9:59 PMDALY BMS 4S 12V 100A LiFePO4 Battery Management SystemProduct OverviewThe DALY BMS 4S 12V 100A is a premium, industrial-grade battery management system engineered specifically for 4-series (4S) Lithium Iron Phosphate (LiFePO4) battery packs. This high-capacity protection board acts as the brain of your battery system. It constantly monitors and protects each individual cell to ensure maximum safety, efficiency, and overall lifespan.Key FeaturesHigh Current Handling: Supports a massive 100A continuous discharge current and up to 50A charge current.Active Thermal Management: Equipped with dual integrated cooling fans and a rugged aluminum finned heatsink for optimal heat dissipation under heavy loads.Common Port Design: Uses a unified port for both charging and discharging, simplifying your wiring setup.Comprehensive Protection: Built-in safeguards against overcharging, over-discharging, over-current, and short circuits.Smart Cell Balancing: Features automatic voltage balancing to keep all cells uniform and maximize usable capacity.Included Wire Harness: Comes complete with a multi-pin sense wire connector for quick and precise cell monitoring setup.Technical SpecificationsBattery Chemistry: LiFePO4 (Lithium Iron Phosphate)Configuration: 4S (4 Cells in Series)Nominal Voltage: 12.8V / 12VContinuous Discharge Current: 100AContinuous Charge Current: 50APort Type: Common Port (P- / B- heavy gauge leads)Ideal ApplicationsDIY 12V Solar Energy Storage SystemsRV, Caravan, and Marine Deep Cycle Battery PacksOff-Grid Power Stations and Inverter SystemsTrolling Motors and Electric Vehicle UpgradesIf you are setting this up, let me know if you would like a step-by-step wiring sequence guide or instructions on how to connect the balance wires safely.You sent: 1 image and said: titel and tagstitel and tags10:04 PMUniversal BLDC Ceiling Fan Control Board with RemoteProduct Description TagsBLDC Fan CircuitCeiling Fan Remote Control KitBLDC Motor Driver BoardUniversal Fan Repair BoardSmart Fan Controller6 Speed Fan RemoteAC to DC Fan CircuitBrushless DC Motor DriverFan Speed Regulator BoardCeiling Fan Conversion KitSocial Media Hashtags#BLDCFan #CeilingFan #FanCircuit #ElectronicsDIY #SmartHome #EnergySaving #FanRepair #BLDCMotor #EmbeddedSystems #DIYProjects #HomeAppliancesWould you like me to write a short product description or provide the technical specifications for this board?You said: short discriptionshort discription10:04 PMThis universal BLDC fan circuit board is a complete replacement kit designed to upgrade or repair standard ceiling fans with energy-efficient brushless DC motor technology. It features a high-performance driver board that handles AC power conversion and a smart infrared remote control supporting 6-speed adjustments and timer functions (1H to 8H). Ideal for DIY electronics enthusiasts and appliance repair technicians, this module brings smooth, quiet, and intelligent multi-speed control to modern BLDC fan motors.Let me know if you would like a detailed technical breakdown or a guide on identifying the wiring terminals for installation.You said: discriptiondiscription10:04 PMUniversal BLDC Ceiling Fan Control Board Kit with Smart RemoteProduct OverviewThe Universal BLDC Fan Circuit Board Kit is a high-performance, energy-efficient solution designed to repair or upgrade standard ceiling fans to modern Brushless DC (BLDC) motor technology. This comprehensive kit features an integrated AC-to-DC power converter and driver board paired with a multi-functional smart remote control. It delivers smooth, whisper-quiet operations, precise speed regulation, and substantial power savings compared to traditional fan motors.Key FeaturesAdvanced BLDC Driver: Engineered specifically for 3-phase Brushless DC motors (U, V, W outputs) to ensure high torque and high-efficiency performance.Smart 6-Speed Control: The included wireless remote features 6 distinct speed steps, a dedicated “Full Speed” center button, and an instant power toggle.Intelligent Sleep Timers: Built-in multi-stage timer settings supporting 1-hour, 2-hour, 4-hour, 6-hour, and 8-hour automatic shut-off intervals.Rugged Power Stage: Equipped with a dedicated aluminum heatsink, robust power transformers, and onboard filtering capacitors to safely handle mains AC input voltage.Audible Feedback: Includes an onboard buzzer that provides instant audible confirmation chimes when commands are received from the remote.Easy Wire Tracking: Comes with clearly labeled, pre-terminated wiring leads (including AC-L input and U/V/W Motor outputs) for an easier installation process.Technical SpecificationsApplication: BLDC Ceiling Fans / Brushless Fan Repair & ConversionControl Input: Wireless Infrared (IR) / Radio Frequency (RF) Remote ControlSpeed Levels: 6 Variable Speeds + Full Speed ModeTimer Selection: 1H, 2H, 4H, 6H, 8HMotor Phase Support: 3-Phase BLDC (U-MOTOR, V-MOTOR, W-MOTOR outputs)Ideal ApplicationsUpgrading standard AC induction ceiling fans to energy-saving BLDC fans.Repairing faulty or burnt-out control boards in modern smart ceiling fans.Custom DIY electronics, home automation, and ventilation projects.If you are setting this up, let me know if you would like me to map out the wiring connection points or explain how to connect the 3-phase motor wires safely.You sent: 1 image and said: titel and tagstitel and tags10:09 PMStar FON-1205 12V 5A Smart Fast Battery Charger with Alligator ClipsProduct Description TagsStar Smart ChargerFON-1205 Charger12V 5A Battery ChargerSmart Fast Charger12V Lead Acid ChargerMotorcycle Battery ChargerCar Battery Maintainer3 Phase Smart ChargingAutomatic Battery ChargerPulse Repair ChargerSocial Media Hashtags#BatteryCharger #SmartCharger #CarMaintenance #MotorcycleDIY #12VCharger #FastCharging #GarageTools #LeadAcidBattery #AutoRepair #StarCharger #BatteryMaintainerWould you like me to write a short product description or generate a full detailed description for this item?You said: short discriptionshort discription10:10 PMThe Star FON-1205 is an automatic 12V 5A Smart Fast Charger designed for efficient charging and maintenance of 12V batteries. Featuring advanced three-phase smart charging technology, it delivers a maximum 5A output and auto-identifies battery status to prevent overcharging. Built with comprehensive five-star protection, this compact charger includes short-circuit defense, reverse polarity protection, and a full-power automatic shutoff. Heavy-duty alligator clips and a universal 100-240V AC plug make it an ideal, easy-to-install choice for cars, motorcycles, and emergency backup batteries.Let me know if you would like a detailed description or a breakdown of its safety protection features.You said: discriptiondiscription10:10 PMSTAR FON-1205 12V 5A Smart Fast Battery ChargerProduct OverviewThe STAR FON-1205 Smart Fast Charger is an intelligent, automatic charging solution engineered for optimal maintenance of 12V lead-acid, gel, and AGM battery systems. Equipped with micro-controlled multi-phase algorithms, this compact charger dynamically adjusts its power output up to a maximum of 5A. It delivers a fast, precise charge while keeping your vehicle or backup batteries safe from degradation.Key FeaturesThree-Phase Smart Charging: Maximizes battery health and longevity by transitioning automatically through constant current, constant voltage, and floating charge states.Five-Star Safety Protection: Complete omni-directional protection shield featuring automatic power shut-off when full, reverse polarity prevention, and short-circuit protection.Auto-Battery Identification: Instantly senses battery connection status; safely eliminates output voltage if the heavy-duty clamps are disconnected.Universal AC Input: Designed for worldwide adaptability with a wide input range of AC 100–240V at 50/60Hz.Heavy-Duty Clamps: Robust, color-coded red (+) and black (-) copper-plated alligator clips ensure low resistance and strong terminal grip.Hanging Slot Design: Built-in integrated structural keyholes on the backplate for convenient wall mounting and permanent garage installations.Technical SpecificationsBrand: STARModel Number: FON-1205Input Voltage: AC 100V – 240V, 50-60HzOutput Rating: DC 12V Max @ 5AApplicable Battery Chemistry: 12V Lead-Acid / GEL / AGM PacksManufacturing Origin: Made in ChinaIdeal ApplicationsRecharging and maintaining car, SUV, and pickup truck batteries.Keeping motorcycle, ATV, and jet ski batteries topped up during seasonal storage.Powering backup 12V systems, solar storage banks, and emergency lighting stations.Would you like me to create a troubleshooting checklist for this charger or write a list of important safety warnings for the user manual?You sent: 1 image and said: titel and tagstitel and tags10:20 PMMulti-Function Solar Inverter Power Box with AC Sockets and USB PortsProduct Description TagsSolar Inverter BoxMulti-Function Power StripDC to AC Inverter BoardDIY Solar Power BoxMulti-Socket Extension BoxUSB Charging Power HubUniversal AC Socket InverterPortable Power Station ModuleBattery Backup Power Box12V Inverter Circuit BoxSocial Media Hashtags#SolarPower #PowerInverter #DIYElectronics #OffGridPower #SolarBox #SmartGadgets #PowerStation #TechDIY #EmergencyBackup #BatteryBox #ElectronicsSupplyWould you like me to write a short product description or generate a full detailed description for this item?You said: short discriptionshort discription10:21 PMThis multi-function power inverter box is an all-in-one distribution hub designed for DIY solar power stations, off-grid battery setups, and emergency backup kits. It integrates one universal AC socket, two standard US-style AC sockets, dual USB charging ports, and a dedicated 12V DC input port into a single durable housing. Complete with a master power switch, external battery connection leads, and an input charging socket, this compact module efficiently converts low-voltage DC battery power into accessible power outlets for charging phones, laptops, and low-power electronic appliances.Let me know if you would like a detailed description or a breakdown of the port configurations for an e-commerce listing.You said: discriptiondiscription10:21 PMMulti-Function Solar Power Inverter Box & Distribution HubProduct OverviewThe Multi-Function Solar Inverter Power Box is a comprehensive, all-in-one power distribution module designed for low-power off-grid systems, DIY solar setups, and emergency backup battery banks. It serves as a centralized bridge, transforming DC battery power into everyday AC and USB ports. Featuring a heavy-duty black composite housing, this durable unit is perfect for powering laptops, networking equipment, small appliances, and mobile devices away from the grid.Key FeaturesMulti-Socket AC Output: Outfitted with one universal AC international socket and two US-style 2-pin AC sockets to run multiple lower-power appliances simultaneously.Dual USB Ports: Integrated dual USB type-A charging sockets deliver direct 5V DC power for phones, tablets, power banks, and USB accessories.Dedicated Charge Input: Built-in co-axial DC “Charge” barrel port allows simple connection to solar charge controllers or compatible AC-to-DC wall adapters.Master Control Switch: A physical rockered I/O power switch provides immediate isolation to prevent phantom power draw when your system is idle.Direct Battery Leads: Pre-wired, heavy-gauge red and black pigtail wires exit the chassis for direct integration onto 12V lead-acid, AGM, or lithium battery terminals.Integrated Safety Warning: Clear faceplate labeling warns against high-power appliance overloading to safeguard the internal inverter circuitry.Technical SpecificationsProduct Type: Portable Power Station Distribution Box / Inverter ModuleAC Output Connections: 1x Universal Multi-Region Socket + 2x North American 2-Pin SocketsDC Output Connections: 2x USB Type-A PortsDC Input Connections: Heavy-gauge bare wire battery leads + Coaxial DC Barrel SocketEnclosure Material: Impact-Resistant ABS Plastic with Surface Mounting TabsIdeal ApplicationsDIY portable solar generator build projects.Off-grid power setups for remote cabins, hunting blinds, or garden sheds.Camper, van-life, and overland vehicle low-voltage distribution.Emergency backup lighting and communication stations during power outages.Would you like to generate a list of compatible low-power appliances for this unit or a safety usage checklist for an instructional insert?You sent: 1 image and said: titel and tagstitel and tags150W DC 12V to AC 220V Inverter Boost Board Step-Up Power ModuleProduct Description Tags150W Inverter BoardDC to AC Boost Module12V to 220V Step-UpPower Inverter CircuitDIY Inverter ModuleStep-Up Transformer Board150W Booster CircuitVoltage Converter BoardEmergency Power ModuleLithium Battery InverterSocial Media Hashtags#InverterBoard #PowerModule #DIYElectronics #StepUpConverter #150WInverter #CircuitDesign #ElectronicsDIY #SolarDIY #VoltageBooster #TechProjects #EngineeringLifeWould you like me to write a short product description or generate a full detailed description for this 150W inverter board?You said: short discriptionThis 150W DC-to-AC inverter boost board is a compact, high-efficiency step-up power module designed to convert a 12V DC input into a high-voltage AC output. Built on a robust green PCB, it features two heavy-duty MOSFETs with dedicated aluminum heatsinks, a high-frequency copper core transformer, and premium filtering capacitors to ensure stable power delivery. Complete with screw terminal blocks for secure connections and pre-soldered control wires, this lightweight booster module is ideal for DIY electronics projects, emergency backup systems, solar power conversions, and running low-wattage appliances off portable batteries.Let me know if you would like a detailed description or a technical breakdown of its input and output connections.You said: discription150W DC 12V to AC Step-Up Power Inverter Boost Board ModuleProduct OverviewThe 150W DC to AC Inverter Boost Board is a highly efficient, compact step-up power supply module engineered for DIY electronics, custom solar projects, and emergency backup power solutions. This robust printed circuit board (PCB) acts as a high-frequency voltage booster, taking a standard 12V DC battery input and scaling it up to high-voltage AC output. Compact yet powerful, it is designed to drive low-wattage household appliances, emergency lights, chargers, and electronic devices entirely off-grid.Key FeaturesHigh Power Density: Delivers up to 150 Watts of step-up conversion capacity from a highly portable and compact module footprint.Dual MOS Transistor Setup: Outfitted with two high-current power MOSFETs bolted to dedicated black aluminum heatsinks to safely manage thermal dissipation under heavy loads.Premium High-Frequency Transformer: Uses a high-grade copper wire coil winding around a core to guarantee stable power induction and conversion efficiency.Clean Filtering Stage: Employs premium onboard electrolytic smoothing capacitors (rated up to 16V 2200µF) to filter power and protect downstream circuitry.Heavy-Duty Screw Terminals: Features durable green barrier block screw terminals for rock-solid, vibration-resistant connections on the 12V DC input lines.Pre-Soldered Extension Leads: Integrated red and black wire pigtails allow for quick testing, breadboarding, or attachment to an external control toggle switch.Technical SpecificationsModule Type: High-Frequency DC-to-AC Inverter / Step-Up Boost CircuitNominal Output Power: 150W MaximumInput Voltage: DC 12V (Compatible with standard 12V lead-acid or lithium-ion battery banks)Output Voltage: High-Voltage AC Output (Typically matches common 110V-220V step-up applications)Input Interface: Screw Terminal Blocks (+ / – Labeled)Ideal ApplicationsDIY portable battery generator boxes or emergency camper van setups.Off-grid backup night-lighting networks for street stalls, night markets, or farms.Educational physics, engineering lab training, and high-frequency circuit prototyping.Running lower-wattage devices like LED bulbs, routers, and small chargers directly from field batteries.Would you like a brief explanation of which specific appliances can be powered by this module, or a wiring safety guide to prevent short circuits during setup?You sent: 1 image and said: titel and tagstitel and tagsCT14 Bluetooth 4.2 Mini Stereo Audio Power Amplifier Board ModuleProduct Description TagsCT14 Bluetooth BoardDW-CT14+ Audio Module5V 2A Amplifier BoardMini Stereo Amplifier5W+5W Audio ReceiverDIY Bluetooth Speaker BoardBluetooth Audio ReceiverWireless Sound ModuleSpeaker Modification BoardMicro USB Bluetooth ReceiverSocial Media Hashtags#BluetoothAmpliver #AudioModule #CT14 #DIYSpeakers #WirelessAudio #AudioReceiver #ElectronicsDIY #StereoAmplifier #SpeakerModification #TechProjects #MicroController #CustomAudioWould you like me to generate a short product description or create a detailed description outlining the specifications of this audio module?4 sitesCT14 Bluetooth 4.2 Mini Stereo Power Amplifier Board – 5V 2A …CT14 Bluetooth 4.2 Mini Stereo Power Amplifier Board – 5V 2A 5W+5W DW-CT14+ Audio Module for DIY Bluetooth Speakers and Audio Proj…CartupCT14 Bluetooth Audio Receiver + 5W Stereo Audio Amplifier …1>. This version is 4.2. It can be compatible with all mobile phones and Bluetooth adapters on the market. 2>. The distance is 15 …Othoba.comDirect-sales】 CT14 Mini Digital Audio Amplifier Board 5W+5W …2. Dual 5W amplifier circuit: Built in high-efficiency amplifier, recommended to use 4 ohm 5W or 4 ohm 10W speakers to output ster…Daraz.com.bdShow allYou said: short discriptionThis CT14 Bluetooth 4.2 mini stereo power amplifier board is a high-performance, ultra-compact audio module designed for DIY wireless speaker projects. It features an integrated Bluetooth receiver alongside an onboard dual-channel amplifier delivering 5W+5W stereo output, making it ideal for driving small 2Ω–8Ω speakers. The board is powered conveniently via a 5V Micro-USB port or a 3.7V lithium battery connection. With its built-in PCB trace antenna for stable wireless transmission and pre-configured SMD components, this lightweight module offers a plug-and-play solution for modifying old speakers, building portable sound systems, and creating custom wireless audio applications.Let me know if you would like a detailed description or a breakdown of the pinout connections for installing speakers and batteries.You said: discriptionCT14 Bluetooth 4.2 Mini Stereo Audio Power Amplifier Board ModuleProduct OverviewThe CT14 (DW-CT14+) Bluetooth Mini Stereo Amplifier Board is an ultra-compact, high-performance wireless audio module engineered specifically for DIY speaker conversions, portable sound systems, and custom audio installations. This all-in-one circuit board integrates a Bluetooth 4.2 audio receiver, a dual-channel digital power amplifier, and a lithium battery charging circuit onto a single miniature red PCB footprint. It provides a simple plug-and-play solution to turn any standard wired speaker pair into a modern wireless sound system.Key FeaturesBluetooth 4.2 Wireless Audio: Features an integrated JL (Jieli) AS20BP03307 main control chip alongside a 24.000 MHz crystal oscillator to deliver clear audio decoding and stable wireless streaming with zero signal dropouts.Dual-Channel Stereo Output: Embedded dual SMD audio amplifier chips deliver 5W + 5W continuous stereo power output, providing rich audio dynamics for compact setups.Onboard Trace Antenna: Features a built-in meandering PCB copper trace antenna on a dedicated yellow isolation zone, eliminating the need for bulky external antennas.Flexible Power Inputs: Can be powered via the onboard Micro-USB 5V input port or directly wired to a 3.7V Lithium-ion/Li-Po battery pack.Speaker Compatibility: Broad output matching allows the module to safely drive small, high-efficiency 2Ω to 8Ω full-range desktop or portable speakers.Premium SMT Construction: Fully machine-assembled with high-speed surface mount technology (SMT), featuring onboard SS24 Schottky rectifier diodes and micro smoothing capacitors for ultra-low noise interference.Technical SpecificationsModel Number: CT14 / DW-CT14+Bluetooth Version: Bluetooth 4.2 (Backwards compatible with older versions)Output Power: 5W + 5W (Dual Channel Stereo)Working Input Voltage: DC 3.7V – 5.0VPower Interface: Micro-USB Female Socket or Solder PadsRecommended Speaker Impedance: 2-Ohm, 4-Ohm, or 8-OhmTransmission Range: Up to 15 meters (Open space)Ideal ApplicationsUpgrading legacy wired computer speakers or bookshelf speakers to Bluetooth.Building custom DIY portable boomboxes and wireless Bluetooth speaker tubes.Integrating wireless audio receivers into motorcycle helmets, smart mirrors, or electronic toys.Engineering prototyping, lab testing, and custom acoustic speaker design projects.Would you like me to map out the soldering wiring paths for the speakers and battery, or provide tips on how to prevent ground loop noise in your audio system?You sent: 1 image and said: titel and tagstitel and tagsCT14 Bluetooth 4.2 Stereo Audio Amplifier Module (40mm x 20mm Mini Size)Product Description TagsCT14 Bluetooth BoardDW-CT14+ Audio ModuleMini Bluetooth Amplifier5W+5W Stereo ReceiverMicro USB Audio Board40x20mm Circuit BoardDIY Wireless Speaker Kit5V 2A Power AmplifierBluetooth Audio DecoderSmall Speaker AmplifierSocial Media Hashtags#BluetoothAmplifier #AudioModule #CT14 #MiniElectronics #DIYSpeaker #WirelessAudio #StereoReceiver #CustomAudio #AudioDecoder #TechProjects #DIYAudio #MicroUSBWould you like me to write a short product description focusing on these specific physical dimensions, or generate a full detailed description?AI can make mistakes, so double-check responses You said: short discriptionMeasuring just 40mm x 20mm, this ultra-miniature CT14 Bluetooth 4.2 audio receiver board packs a powerful dual-channel 5W+5W stereo amplifier onto a pocket-sized red PCB. Engineered for space-critical applications, it features an integrated Micro-USB port for flexible 5V powering, an efficient 3-phase SMT circuit array, and a high-efficiency trace antenna for reliable wireless range up to 15 meters. This tiny, lightweight power booster module provides the ultimate compact, plug-and-play core for creating custom micro-Bluetooth speakers, wearable sound gear, and handheld audio modification projects.

    ৳  160.00৳  200.00 20% off

    CT14 Bluetooth 4.2 Stereo Audio Amplifier Module

    ৳  160.00৳  200.00 20% off
  • CT14 Bluetooth 4.2 Mini Stereo Audio Power Amplifier Board Module

    This CT14 Bluetooth 4.2 mini stereo power amplifier board is a high-performance, ultra-compact audio module designed for DIY wireless speaker projects. It features an integrated Bluetooth receiver alongside an onboard dual-channel amplifier delivering 5W+5W stereo output, making it ideal for driving small 2Ω–8Ω speakers. The board is powered conveniently via a 5V Micro-USB port or a 3.7V lithium battery connection. With its built-in PCB trace antenna for stable wireless transmission and pre-configured SMD components, this lightweight module offers a plug-and-play solution for modifying old speakers, building portable sound systems, and creating custom wireless audio applications.

    ৳  160.00৳  200.00 20% off
  • 150W DC 12V to AC 220V Inverter Boost Board Step-Up Power Module

    This 150W DC-to-AC inverter boost board is a compact, high-efficiency step-up power module designed to convert a 12V DC input into a high-voltage AC output. Built on a robust green PCB, it features two heavy-duty MOSFETs with dedicated aluminum heatsinks, a high-frequency copper core transformer, and premium filtering capacitors to ensure stable power delivery. Complete with screw terminal blocks for secure connections and pre-soldered control wires, this lightweight booster module is ideal for DIY electronics projects, emergency backup systems, solar power conversions, and running low-wattage appliances off portable batteries.

    ৳  500.00৳  600.00
  • Multi-Function Solar Inverter Power Box with AC Sockets and USB Ports

    This multi-function power inverter box is an all-in-one distribution hub designed for DIY solar power stations, off-grid battery setups, and emergency backup kits. It integrates one universal AC socket, two standard US-style AC sockets, dual USB charging ports, and a dedicated 12V DC input port into a single durable housing. Complete with a master power switch, external battery connection leads, and an input charging socket, this compact module efficiently converts low-voltage DC battery power into accessible power outlets for charging phones, laptops, and low-power electronic appliances.

    ৳  500.00৳  600.00
  • Star FON-1205 12V 5A Smart Fast Battery Charger with Alligator Clips

    The Star FON-1205 is an automatic 12V 5A Smart Fast Charger designed for efficient charging and maintenance of 12V batteries. Featuring advanced three-phase smart charging technology, it delivers a maximum 5A output and auto-identifies battery status to prevent overcharging. Built with comprehensive five-star protection, this compact charger includes short-circuit defense, reverse polarity protection, and a full-power automatic shutoff. Heavy-duty alligator clips and a universal 100-240V AC plug make it an ideal, easy-to-install choice for cars, motorcycles, and emergency backup batteries.

    ৳  450.00৳  500.00 10% off
  • DALY BMS 4S 12V 100A LiFePO4 Smart Battery Management System

    This DALY 4S 12V 100A BMS is a heavy-duty protection board designed specifically for LiFePO4 (Lithium Iron Phosphate) battery packs. It manages a 100A continuous discharge and 50A charge current through a reliable common port system. Featuring a built-in cooling fan and rugged aluminum heatsink, it actively prevents overcharging, over-discharging, and short circuits while maintaining cell balance to ensure the safety and longevity of your battery pack.

    ৳  4,000.00৳  4,200.00 5% off
  • 1S 10A BMS Protection Board for 3.7V Lithium Polymer Battery

    This high-performance 1S 10A BMS Protection Board is specifically designed to manage and protect 3.7V Lithium Polymer (Li-Po) and Lithium-Ion battery packs. Engineered for high-capacity applications like 10,000mAh cells, it provides essential safety mechanisms including overcharge, over-discharge, overcurrent, and short-circuit protection. Ensure the longevity and safety of your DIY electronics projects, power

    ৳  45.00৳  70.00 36% off
  • FQPF15N60C N-Channel Power MOSFET Transistor

    This is an FQPF15N60C N-Channel Power MOSFET, a high-voltage electronic switching transistor housed in a fully isolated TO-220F plastic package. It is engineered to manage high-current power switching with minimal thermal losses, making it ideal for power converters and amplifiers.

    ৳  30.00৳  50.00
  • IP5356 22.5W Fast Charging Power Bank Circuit Board (Non-Display Version)

    This is an IP5356 22.5W Fast Charging Power Bank Circuit Board (Non-Display Version), a robust power management module designed for building custom portable power packs or completing circuit repairs. Driven by the highly integrated IP5356 system-on-chip, this board delivers high-efficiency buck-boost charging up to a rapid 22.5W maximum output across multiple fast-charging protocols (PD3.0, QC3.0, FCP, AFC). Unlike display-equipped variations, this board utilizes standard status traces, making it a highly compact, cost-effective, and streamlined option for custom enclosures.
    ৳  320.00৳  350.00 9% off
  • PD 22.5W Bidirectional Fast Charging Power Bank Circuit Board with Digital Display

    This is a PD 22.5W Bidirectional Fast Charging Power Bank Circuit Board, a high-efficiency power management module designed for custom DIY power banks or circuit repairs. The board handles both input recharging and output power delivery at up to 22.5W through multiple protocols, including USB Power Delivery (PD) and Quick Charge (QC). It features an integrated numerical LED display that tracks real-time battery capacity percentage and active fast-charging handshakes.
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  • IP5356 27W Fast Charging Power Bank Circuit Board with Digital Display

    This is an IP5356 27W Fast Charging Power Bank Circuit Board, a high-performance DIY power management module designed to construct or repair portable power banks. It is powered by the highly integrated IP5356 system-on-chip, which handles high-efficiency buck-boost charging and outputs up to a rapid 27W maximum power delivery. The board is equipped with a multi-port interface matrix and a built-in digital LED display that shows real-time battery percentage and fast-charging status.

    ৳  300.00৳  350.00 14% off
  • iMaxRC B3 Pro Compact LiPo Balance Charger with Power Cable

    This is an iMaxRC B3 Pro Compact Balance Charger, an automated charging system designed to safely replenish 2S (7.4V) and 3S (11.1V) Lithium Polymer (LiPo) battery packs. It features integrated balance circuitry that monitors and adjusts individual cell voltages during the charge cycle to maintain pack health. It serves as an essential accessory for remote-controlled (RC) models, drones, and portable hardware projects.

    ৳  400.00৳  450.00 11% off
  • 4-Channel Wireless Remote Control Switch Receiver Kit

    This is a 4-Channel Wireless Remote Control Switch Receiver Kit, an automated control module designed to wirelessly operate up to four separate lighting zones or home appliances. The package contains a slim digital transmitter remote, a compact multi-wire receiver hub block, and a high-voltage 23A 12V alkaline cell battery to power the remote control handset. It serves as an excellent upgrade solution for retrofitting non-smart home fixtures with wireless capabilities.

    ৳  480.00৳  500.00 4% off
  • IP5310 Fast Charging Power Bank Module with USB Type-C

    This is an IP5310 Fast Charging Power Bank Module, a compact and highly efficient power management PCB designed for DIY portable chargers and electronic repairs [context]. Built around the highly integrated IP5310 system-on-chip, the board handles synchronous buck battery charging and boost output voltage step-up conversion seamlessly. It supports fast power delivery via its modern onboard ports, making it ideal for mobile phone accessories and custom hardware projects

    ৳  200.00৳  250.00 20% off

    IP5310 Fast Charging Power Bank Module with USB Type-C

    ৳  200.00৳  250.00 20% off
  • 3.7V 10000mAh Lithium Polymer (Li-Po) Rechargeable Battery Cell

    This is a high-capacity 3.7V 10000mAh Lithium Polymer (Li-Po) Rechargeable Battery Cell, designed to serve as a reliable power storage source for portable devices and custom electronics. It features a lightweight pouch configuration with an energetic density rating of 37Wh. This cell is equipped with two raw metal terminal tabs at the top for direct soldering, making it highly popular for building or repairing high-capacity power banks, tablets, and remote off-grid telemetry projects.

    ৳  450.00৳  500.00
  • IP5356 Fast Charging Power Bank Circuit Board with Digital Display

    This is an IP5356 Fast Charging Power Bank Circuit Board, a high-performance DIY management module designed to build or repair portable power banks. It features the highly integrated IP5356 system-on-chip, which supports multiple fast-charging protocols (PD3.0, QC3.0, FCP, AFC) at up to 22.5W. The board includes a multi-port interface array alongside a built-in digital LED display that shows real-time battery percentage and charging status.

    ৳  300.00৳  350.00 14% off
  • Panel Mount USB Type-C Female Waterproof Charging Port with Wire Leads

    This is a Panel Mount USB Type-C Female Charging Port with Wire Leads, a rugged connector socket engineered for adding modern power interfaces to custom enclosures and project cases. It features a female USB-C receptacle housed inside a heavy-duty flange with dual integrated screw-mounting ears for secure mechanical installation. It comes pre-wired with flexible red and black pigtail leads, making it an excellent power input solution for DIY devices, custom 3D-printed enclosures, and electronic modifications.

    ৳  20.00৳  40.00 50% off
  • USB to DC 5.5mm x 2.1mm Barrel Jack Power Cable

    This is a USB to DC 5.5mm x 2.1mm Barrel Jack Power Cable, an essential adapter cord designed to draw low-voltage electricity directly from standard USB ports to run standalone electronic devices. It features a universal male USB Type-A plug on one end and an industry-standard male DC barrel plug with a 5.5mm outer diameter and a 2.1mm inner pin hole on the other. It acts as an easy power supply bypass, turning power banks, phone chargers, or laptop ports into convenient hardware power sources.

    ৳  120.00৳  150.00 20% off

    USB to DC 5.5mm x 2.1mm Barrel Jack Power Cable

    ৳  120.00৳  150.00 20% off
  • 60W Automatic Solder Feed Gun Welding Tool

    This is a 60W Automatic Solder Feed Gun, an ergonomic, pistol-grip welding tool engineered for single-handed electronic soldering and circuit repair. It integrates a mechanical trigger mechanism that feeds a precise amount of spool-mounted solder wire through a guide tube directly onto the heated soldering tip [context]. This eliminates the need to hold the iron in one hand and the solder wire in the other, speeding up assembly work.

    ৳  1,000.00৳  1,100.00 9% off

    60W Automatic Solder Feed Gun Welding Tool

    ৳  1,000.00৳  1,100.00 9% off
  • R8-10A 220V AC Microwave Radar Motion Sensor Intelligent Light Switch Module

    This is an R8-10A 220V Microwave Radar Motion Sensor Switch, an advanced automatic control module designed to activate lights or appliances when motion is detected. Unlike standard infrared (PIR) sensors, microwave radar waves penetrate walls, glass, and thin doors, providing true 180° × 360° continuous bubble detection. It features a built-in fire control emergency override wire to force lighting systems on during emergencies.

    ৳  250.00৳  300.00 17% off
  • Mechanic DT3 USB Cable Tester Board

    This is a Mechanic DT3 USB Cable Tester Board, a compact diagnostic tool designed to quickly check the integrity, connection lines, and internal shorts of various USB charging and data cables. It features an onboard micro-USB or Type-C power input port that feeds electricity across specific diagnostic traces to illuminate clear LED indicator lights. It serves as an essential tool for smartphone repair technicians, hardware engineers, and DIY hobbyists to isolate faulty cables instantly.

    ৳  190.00৳  220.00 14% off

    Mechanic DT3 USB Cable Tester Board

    ৳  190.00৳  220.00 14% off
  • DC 5.5mm x 2.1mm Male to Male Power Adapter Extension Cable

    This is a 2-Pack of DC 5.5mm x 2.1mm Male-to-Male Power Cables, designed to bridge connections between compatible DC low-voltage power sources and electronic devices. Both ends of each cable feature a standard male barrel plug with a 5.5mm outer diameter and a 2.1mm inner pin hole diameter. They serve as a straightforward solution for extending power distribution grids or patching hardware assemblies without requiring custom soldering.

    ৳  30.00৳  50.00 40% off
  • Digital LCD Mini Thermometer Hygrometer External Probe Sensor FY-12

    • Dual Monitoring: Displays both temperature (-50°C to 70°C) and humidity (10% to 99% RH) simultaneously.
    • Remote Sensing: 1-meter flexible probe is ideal for deep insertion into hard-to-reach chambers.
    • Versatile Use: Perfect for egg incubators, chick brooders, aquariums, refrigerators, and greenhouses.
    • Ready to Use: Compact panel-mount design that comes complete with 2 x LR44 button batteries.

    ৳  170.00৳  250.00 32% off
  • A2212 2200KV Brushless Outrunner Motor

    This is an A2212 2200KV Brushless Outrunner Motor, a high-RPM, lightweight propulsion motor engineered specifically for high-speed remote-controlled (RC) aircraft, push-prop jets, and racing drones. The “2200KV” rating means the motor rotates at a rapid 2,200 RPM per volt under zero load. This high-speed capability is made possible by its 6 winding turns (6T) configuration, which shifts the motor’s performance curve toward maximum rotational velocity.
    ৳  480.00৳  550.00 13% off

    A2212 2200KV Brushless Outrunner Motor

    ৳  480.00৳  550.00 13% off
  • A2212 1400KV Brushless Outrunner Motor

    This is an A2212 1400KV Brushless Outrunner Motor, a high-speed, lightweight propulsion motor engineered for remote-controlled (RC) park flyers, multirotor drones, and custom robotics. The “1400KV” configuration indicates that the motor generates 1,400 RPM per volt under zero load. This version features 10 winding turns (10T), which allows it to trade a small amount of low-end torque for a higher maximum speed output compared to lower-KV models.

    ৳  460.00৳  500.00 8% off

    A2212 1400KV Brushless Outrunner Motor

    ৳  460.00৳  500.00 8% off
  • A2212 1000KV Brushless Outrunner Motor Kit

    This is an A2212 1000KV Brushless Outrunner Motor Kit, a highly popular and lightweight propulsion system designed for remote-controlled (RC) aircraft, drones, and hobby robotics. The “1000KV” rating indicates that the motor spins at 1,000 RPM per volt of applied electricity. The kit includes a high-efficiency outrunner motor pre-fitted with bullet connectors, alongside a complete hardware assembly pack for propeller mounting and frame installation.

    Key Specifications

    • Model Designation: A2212 / 13T
    • Velocity Constant (KV): 1000 RPM/V
    • Motor Type: Brushless DC (BLDC) Outrunner
    • Recommended ESC: 30A Electronic Speed Controller
    • Compatible Battery: 2S – 3S LiPo (Lithium Polymer)
    • Typical Propellers: 1045, 1047, or 9050 sizes


    ৳  450.00৳  500.00 10% off

    A2212 1000KV Brushless Outrunner Motor Kit

    ৳  450.00৳  500.00 10% off
  • Arduino Mega 2560 R3 Microcontroller Board with USB Cable

    This is an Arduino Mega 2560 R3, a high-performance open-source microcontroller board designed for complex and large-scale electronics projects. It features the powerful ATmega2560 chip, offering vastly expanded input/output pins and memory compared to the standard Arduino Uno. It is the go-to hardware platform for building 3D printers, complex robotics, and demanding automation systems.

    Key Specifications

    • Microcontroller: ATmega2560
    • Operating Voltage: 5V
    • Digital I/O Pins: 54 pins (15 provide PWM output)
    • Analog Input Pins: 16 pins
    • Hardware Serial Ports: 4 UARTs
    • Flash Memory: 256 KB


    If you are planning your wiring, let me know:
    • How many sensors or motors you need to connect?
    • Are you using this for a 3D printer or a robot?

    ৳  1,100.00৳  1,200.00
  • Arduino Uno R3 DIP Microcontroller Board

    This is an Arduino Uno R3 DIP, a popular open-source microcontroller board based on the ATmega328P chip. Unlike the SMD version, this board features a removable, socketed Dual In-line Package (DIP) processor chip. It serves as an accessible hardware platform used worldwide for prototyping electronics, learning code, and building automated devices.

    Key Specifications

    • Microcontroller: ATmega328P (Removable DIP package)
    • USB-to-Serial: Often powered by the ATmega16U2 or CH340 chip
    • Operating Voltage: 5V
    • Digital I/O Pins: 14 pins (6 support PWM output)
    • Analog Input Pins: 6 pins
    • Flash Memory: 32 KB


    If you are setting up this specific board, let me know:
    • Do you plan to replace or program the DIP chip separately?
    • What operating system (Windows, Mac, Linux) are you using?

    ৳  600.00৳  700.00

    Arduino Uno R3 DIP Microcontroller Board

    ৳  600.00৳  700.00
  • Arduino Uno R3 SMD Microcontroller Board

    This is an Arduino Uno R3 SMD, a popular microcontroller board based on the ATmega328P chip. It features a surface-mount device (SMD) processor configuration instead of the traditional detachable DIP chip. It serves as an open-source electronics platform widely used for building robotics, automated systems, and DIY hardware projects.

    Key Specifications

    • Microcontroller: ATmega328P (SMD package)
    • USB-to-Serial: Frequently utilizes the CH340G or ATmega16U2 chip
    • Operating Voltage: 5V
    • Digital I/O Pins: 14 pins (6 provide PWM output)
    • Analog Input Pins: 6 pins
    • Flash Memory: 32 KB


    If you are setting this up, let me know:
    • Your operating system (Windows, Mac, Linux)?
    • If you need help installing the CH340 drivers?

    ৳  560.00৳  600.00

    Arduino Uno R3 SMD Microcontroller Board

    ৳  560.00৳  600.00
  • CNC Shield V3 Expansion Board with 4Pcs A4988 Stepper Motor Driver Modules

    This high-performance CNC Shield V3 expansion board kit provides an all-in-one hardware control interface for constructing desktop 3D printers, laser engravers, and DIY CNC routers. Designed to plug directly over an Arduino Uno microcontroller, the shield features four independent multi-axis driver sockets pre-bundled with 4 pieces of red A4988 microstepping stepper motor drivers and 4 matching aluminum cooling heatsinks. Operating on an external 12V to 36V power input via heavy-duty screw terminals, this open-source GRBL-compatible board breaks out dedicated pins for physical end-stops, axis direction limits, coolant controls, and emergency stop keys, serving as the ultimate modular automation foundation for precision manufacturing machinery and multi-axis mechatronic assemblies.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Explaining how to configure the onboard jumpers for full, half, 1/4, 1/8, or 1/16 microstepping resolution

    ৳  290.00৳  320.00 9% off
  • 60W Adjustable Temperature Electric Soldering Iron Internal Heating Welding Rework Tool

    This high-efficiency 60W electric soldering iron provides fast thermal recovery and adjustable temperature regulation for electronic assembly and circuit board repairs. Built with a long-lasting internal ceramic heating core, it features an ergonomic, heat-resistant anti-slip handle with a built-in analog temperature control ring to dial in precise thermal settings. Outfitted with an integrated pointed precision welding tip, a reinforced rubber strain-relief tail sleeve, and a standard Europlug power cable, this reliable pencil-style tool serves as the perfect workshop companion for soldering micro-components, splicing audio cables, working with Arduino circuits, and completing various DIY electronics engineering projects.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Providing a list of important maintenance tips to prevent your soldering tip from oxidizing

    ৳  150.00৳  200.00 25% off
  • W12009 12V DC Digital Temperature Control Switch Thermostat Module with NTC Waterproof Probe

    This high-accuracy W1209 12V DC digital temperature controller switch offers automated climate tracking and electronic relay management for heating and cooling systems. The compact board features a 3-digit LED segment display that tracks real-time thermal metrics alongside a detached, highly sensitive NTC waterproof thermistor probe. Operating on a stable 12V supply, it includes a robust onboard Songle mechanical relay capable of switching heavy external loads up to 20A at 14VDC or 125VAC. Outfitted with three physical programming tactile buttons to easily access the internal firmware submenus (P0–P6), this versatile thermostat serves as the ultimate automated foundation for custom DIY egg incubators, home aquariums, terrariums, server rack cooling fans, and automated hydroponic growth chambers.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Providing a quick guide to program the internal configuration submenus (P0 for Heat/Cool and P1 for Hysteresis)

    ৳  160.00৳  200.00 20% off
  • Piezoelectric Vibration Sensor Module Ceramic Piezo Vibration Switch Analog Digital Output Board

    This high-sensitivity piezoelectric vibration sensor module provides dual-channel analog and digital tracking for structural impacts, knocks, and shocks. The system pairs an external enclosed ceramic piezo element disc with an onboard LM393 voltage comparator node to convert kinetic disturbances into readable data streams. Operating on a stable 5V DC supply, it features a built-in sensitivity-tuning potentiometer along with simultaneous Analog Output (AO) for raw shock amplitude scaling and a Digital TTL Output (DO) that triggers a high-level 1A signal capable of driving external indicator lights directly. It serves as the ultimate diagnostic and security foundation for custom DIY anti-theft alarms, impact logging networks, seismic monitors, and automated Arduino/Raspberry Pi electronic prototypes.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Explaining how to safely use the 1A digital control output for external devices

    ৳  190.00৳  220.00 14% off
  • NodeMCU V3 ESP8266 CH340 Micro-USB WiFi Development Board Wireless IoT Module

    This high-performance NodeMCU V3 ESP8266 development board features an integrated ESP-12E module driven by a responsive Tensilica® 32-bit CPU. Measuring a highly compact 1.96 inches by 0.98 inches (with a low-profile 0.51-inch thickness), it utilizes a standard Micro-USB port managed by a highly compatible CH340 serial chip to deliver fast, stable firmware flashing and real-time debugging across the Arduino IDE. It provides complete 2.4GHz Wi-Fi (802.11 b/g/n) connectivity with support for full network security stacks and onboard PCB antenna tracking. Outfitted with a 30-pin layout, tactile Flash/Reset switches, and an onboard voltage regulator, this space-saving module serves as the ultimate low-cost, plug-and-play foundation for compact smart home appliances, remote sensor meshes, and space-constrained wireless DIY IoT arrays.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Providing a pinout connection overview to map out I2C, SPI, and Analog (A0) pins

    ৳  340.00৳  400.00
  • NodeMCU V3 ESP8266 CH340 Type-C WiFi Development Board Wireless IoT Module

    This high-performance NodeMCU V3 ESP8266 development board features an integrated ESP-12E core driven by a responsive Tensilica® 32-bit CPU. Modernized with a robust Type-C USB interface, it utilizes a highly compatible CH340 serial chip to deliver fast, stable firmware flashing and real-time debugging across the Arduino IDE and Lua programming environments. It provides complete 2.4GHz Wi-Fi (802.11 b/g/n) connectivity with support for full network security stacks and onboard PCB antenna tracking. Outfitted with a 30-pin layout, tactile Flash/Reset switches, and an onboard voltage regulator, this compact module serves as the ultimate low-cost, plug-and-play foundation for custom smart home appliances, remote sensor meshes, and wireless DIY IoT arrays.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Providing a pinout connection overview to map out I2C, SPI, and Analog (A0) pins

    ৳  340.00৳  400.00
  • ESP32 CP2102 Type-B Development Board NodeMCU ESP-WROOM-32 WiFi Bluetooth Module

    This high-performance ESP32 development board features the original ESP-WROOM-32 module driven by a dual-core Xtensa® 32-bit LX6 processor. Equipped with a robust Micro-USB (Type-B) interface managed by a high-stability CP2102 bridge controller chip, it ensures seamless serial debugging and auto-flashing capabilities across the Arduino IDE. It delivers dual-mode 2.4GHz WiFi and Bluetooth wireless connectivity, fully supporting advanced LWIP protocols, FreeRTOS, and three distinct network modes (AP, STA, and AP+STA). Outfitted with an ultra-flexible 38-pin expanded breakout footprint alongside tactile EN/BOOT switches, this low-power board serves as the ultimate web-server core for custom IoT networks, wireless sensors, and advanced automated engineering.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Breaking down how to use the three wireless modes (AP, STA, and AP+STA)

    ৳  340.00৳  400.00
  • ESP32 CP2102 Type-C Development Board NodeMCU ESP-WROOM-32 WiFi Bluetooth Module

    This high-performance ESP32 development board features the original ESP-WROOM-32 micro-module driven by a dual-core Xtensa® 32-bit LX6 processor. Measuring a compact 51mm by 26mm, it integrates a modern Type-C USB port managed by a high-stability CP2102 USB-to-UART bridge chip for fast, seamless firmware programming and flashing. It offers dual-mode 2.4GHz WiFi and Bluetooth (v4.2 BR/EDR and BLE) wireless communication supported by an onboard PCB copper trace antenna. Outfitted with a 30-pin layout, tactile EN/BOOT buttons, and an onboard AMS1117 3.3V voltage regulator, it serves as the ultimate plug-and-play micro-computing core for custom DIY IoT networks, smart home sensor arrays, wireless web servers, and automation prototyping.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Verifying whether this is the standard 30-pin or 38-pin pinout configuration for your buyers

    ৳  340.00৳  400.00
  • ESP32-S3 N8R2 Dual Type-C Development Board ESP32-S3-DevKitC-1 8MB Flash 2MB PSRAM WiFi BT Module

    This high-performance ESP32-S3 N8R2 development board (ESP32-S3-DevKitC-1 architecture) features an advanced Xtensa® 32-bit LX7 dual-core processor [240MHz] optimized for budget-conscious AIoT applications. It integrates a balanced memory configuration combining 8MB of Flash memory (N8) with 2MB of external PSRAM (R2) to run rich, responsive applications. Offering reliable 2.4GHz WiFi and Bluetooth 5 (LE) wireless streams, the board features a dual Type-C USB interface network that separates native USB-OTG peripheral hosting from the dedicated serial UART debugging port. Complete with dense breakout pins, tactile Boot/Reset buttons, and a built-in programmable RGB LED indicator, it serves as the ultimate cost-effective micro-computing hub for custom home automation grids, wireless sensors, and DIY IoT projects.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Listing the exact GPIO pins wired to the onboard RGB LED and physical switches

    ৳  1,050.00৳  1,100.00
  • ESP32-S3 N16R8 Dual Type-C Development Board 16MB Flash 8MB PSRAM WiFi BT Module

    This high-performance ESP32-S3 N16R8 development board features an advanced Xtensa® 32-bit LX7 dual-core processor [240MHz] optimized for AI and machine learning edge computing. Measuring a compact 7cm by 2.6cm, it boasts an upgraded memory configuration with 16MB of Flash memory (N16) and 8MB of external PSRAM (R8) to handle large, complex code repositories. It integrates robust 2.4GHz WiFi and Bluetooth 5 (LE) wireless connectivity alongside a dual Type-C USB interface layout managed by a reliable CP2102 serial chip. Outfitted with dual-row breakout pins, tactile Boot/Reset buttons, and a built-in programmable RGB LED, it serves as the ultimate micro-computing hub for advanced IoT arrays, artificial intelligence applications, and high-density embedded engineering.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Explaining how the 16MB Flash memory benefits heavy data-logging and graphical storage

    ৳  1,150.00৳  1,200.00
  • ESP32-S3 N8R8 Dual Type-C Development Board WiFi Bluetooth MCU Wireless Module

    This high-performance ESP32-S3 N8R8 development board (YD-ESP32-23 v1.3) features an advanced Xtensa® 32-bit LX7 dual-core processor with powerful AI vector instructions. Equipped with a dual Type-C USB interface, it integrates 8MB of Flash memory (N8) and 8MB of external PSRAM (R8) alongside robust 2.4GHz WiFi and Bluetooth 5 (LE) wireless connectivity. Built with dense breadboard-friendly breakout pins, an RGB status indicator, and onboard Boot/Reset switches, this versatile microcontroller board serves as the ultimate high-speed processing core for advanced IoT nodes, automotive telematics, vehicle-to-vehicle (V2V) communications, and edge-computing AIoT systems.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Explaining how the dual Type-C ports isolate USB-OTG communication from UART debugging

    ৳  1,200.00৳  1,300.00
  • YL-69 Soil Moisture Sensor Module Hygrometer Detection System

    This high-sensitivity YL-69 soil moisture sensor kit provides automated volumetric water content tracking for plants and crops. The system pairs an anti-corrosive, dual-pronged immersion probe with an LM393 comparator tracking module to deliver simultaneous analog (AO) and digital (DO) outputs. It operates on a 3.3V to 5V supply and includes a built-in sensitivity adjustment potentiometer alongside dual LED indicators to display real-time power and threshold states. This plug-and-play module serves as the perfect sensory foundation for automated Arduino irrigation networks, smart gardening apparatuses, greenhouse environment diagnostics, and automated IoT agriculture configurations.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Explaining how to calibrate the potentiometer for dry vs wet soil thresholds

    ৳  100.00৳  150.00 33% off
  • L293D Motor Driver Shield Expansion Board Module

    This high-performance L293D motor driver shield (HW-130) is a plug-and-play expansion board designed to slide directly onto Arduino UNO, Mega, and Duemilanove microcontrollers. Powered by two integrated L293D H-bridge chips and a 74HC595 shift register, it can independently drive up to 4 bidirectional DC motors, 2 stepper motors, and 2 5V servo motors simultaneously. Featuring heavy-duty screw terminals for secure wiring, a tactile reset button, and an external power jumper block, it is the ultimate, all-in-one control foundation for custom DIY robotics, autonomous rovers, and smart car chassis systems.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Providing a pinout connection guide explaining how the external power jumper works

    ৳  160.00৳  200.00 20% off

    L293D Motor Driver Shield Expansion Board Module

    ৳  160.00৳  200.00 20% off
  • N20 DC Gear Motor 6V 500RPM Mini Metal Gearwheel Micro Reduction Motor

    This precision N20 mini DC gear motor combines an ultra-compact footprint with a rugged, open-face full metal gearbox to deliver a high-torque 500RPM output at 6V [3V-6V operating range]. Measuring just 36mm x 12mm x 10mm, it features an all-metal gearwheel configuration for maximum wear resistance and an industry-standard D-shaped output shaft for secure, slip-free coupling. This miniature high-torque reduction motor is the ultimate power choice for custom DIY robotics, micro smart door locks, automated RC vehicles, fingerprint scanners, and precision medical instruments.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Specifying exact D-shaft length and diameter measurements for precision fitting

    ৳  150.00৳  180.00 17% off
  • TT Motor DC Gearbox Motor Dual Shaft 200RPM 3V-6V Gear Motor

    This high-performance TT DC gearbox motor delivers a balanced 200RPM output across a safe, low-voltage 3V to 6V operating range. Measuring 65mm x 23mm x 20mm, it features a dual-shaft configuration [0] that allows for simultaneous wheel and speed-encoder wheel mounting. Pre-fitted with a 20.4cm red and black power cable terminating in standard 2.54mm male Dupont pins, it plugs directly into breadboards and sensor shields without soldering. It is the ultimate plug-and-play mechanical driver for Arduino smart cars, DIY track robots, rolling chassis assemblies, and school STEM automation projects.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Specifying the gear reduction ratio (typically 1:48) and stall torque values

    ৳  90.00৳  120.00 25% off
  • DC 280 Motor 3V-12V 15000RPM High Speed Micro Electric Hobby Motor

    This compact DC 280 micro hobby motor delivers a blazing 15,000 RPM high-speed output across a highly versatile wide operating voltage range from 3V to 12V. Designed with a robust cylindrical metal housing shell and built-in passive ventilation vents, it features a durable round steel output shaft alongside sturdy brass-colored rear solder terminal tabs. Delivering an excellent balance of high velocity and consistent kinetic torque, this efficient miniature motor serves as the ideal drop-in power source for custom DIY RC boats, remote-controlled toy cars, small household appliances, automated electronics, and high-speed STEM science experiments.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Specifying exact dimensions like casing length, diameter, and shaft size

    ৳  36.00৳  50.00 28% off
  • DC Motor 3V 11000RPM Micro Motor Mini Electric Dual Shaft Hobby Motor

    This ultra-compact DC micro hobby motor features an innovative dual-shaft configuration [1] and delivers a rapid 11,000 RPM high-speed output on a safe, low-voltage 3V supply. Measuring 29mm in body length with a total spindle span of 45mm, it is built with dual 2mm diameter round shafts extending from both sides of the motor. Enclosed in a flat-sided metal housing shell [1] with rear solder terminal loops, this high-efficiency component allows for balanced multi-wheel driving, specialized mechanical linkages, or simultaneous propeller propulsion, serving as the ultimate drop-in motor for custom DIY RC boats, remote-controlled cars, automated models, and school STEM science experiments.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Listing specific ideas for utilizing the dual-axis extension in custom mechanical linkages

    ৳  27.00৳  50.00 46% off
  • DC Motor 3V 6900RPM Micro Motor Mini Electric Hobby Motor

    This ultra-compact DC micro hobby motor delivers a reliable 6,900 RPM high-speed output operating on a safe, low-voltage 3V supply. Measuring just 38mm x 20mm x 20mm, it features a standard 2mm diameter output shaft with a 6mm extension length, making it highly compatible with common hobby gears and miniature pulleys. Encased in a durable steel housing shell with rear solder terminal loops, this high-efficiency miniature motor serves as the ideal drop-in mechanical driver for school STEM science experiments, small remote-controlled (RC) models, automated toys, and custom DIY electronic hardware prototypes.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Creating a list of compatible accessories (like battery holders, switches, or plastic gear sets)

    ৳  75.00৳  100.00 25% off
  • 400 Tie-Point Transparent Solderless Breadboard Mini Clear PCB Prototype Test Circuit Board

    This high-quality 400 tie-point transparent solderless breadboard delivers a clear, visual perspective for prototyping electronic circuits without soldering. Measuring 82.4mm by 54.2mm, it features a central 300-point matrix alongside two independent 50-point power rail distribution lanes. Built with an interlocking edge design for modular expansion, clear alpha-numeric row labels, and a peelable self-adhesive backing tape, it serves as the ultimate instructional and diagnostic foundation for STEM classrooms, Arduino microcontrollers, and DIY electronic circuit assemblies.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Highlighting the advantages of a clear casing for educational environments

    ৳  90.00৳  120.00 25% off
  • DC 130 Motor 3V-6V 12000RPM High Speed Mini Electric Hobby Motor

    This high-speed DC 130 micro hobby motor delivers a rapid 12,000 RPM rotational velocity across a flexible 3V to 6V low-voltage range. Engineered with a premium copper core armature and dense laminate core plates for stable electrical induction, it features a durable round steel output shaft, minimal vibration, and long-lasting brush contacts. Operating reliably on basic household batteries or small solar cells, it is the ultimate low-cost, high-performance mechanical foundation for STEM science projects, remote-controlled (RC) models, miniature fans, and custom DIY electronic toy builds.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Specifying exact dimensions like casing length and shaft diameter

    ৳  16.00৳  25.00 36% off
  • DC 12V Long Shaft Motor Dual Output Extension Micro Hobby Electric Motor

    This unique DC 12V micro hobby motor features an extended, dual-output long shaft configuration for versatile mechanical driving. Designed with a standard round output pin on the front and a threaded worm-gear section on the rear terminal side, it allows for simultaneous power transfer or multi-axis mechanical synchronization. Enclosed in a heavily vented steel frame for active heat dissipation, this specialized component is the ultimate choice for custom automotive actuator upgrades, automated smart locking mechanisms, electronic massager assemblies, and intricate DIY robotic gearboxes.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Listing specific dimensions like the exact front and rear shaft extension lengths

    ৳  130.00৳  150.00 13% off
  • DC 12V 7000RPM High Speed Micro Motor 0.15A Low Power Hobby Electric Motor

    This compact DC micro motor delivers a balanced 7,000 RPM high-speed output while operating on a highly efficient, low-current draw of just 0.15A at 12V. Designed for energy-conscious applications, it features a durable round output shaft, an open-vented steel casing for heat dissipation, and rear solder tabs for simple wire hookups. It is the perfect, low-power replacement component for small home appliances like hair dryers and electronic massagers, custom automated smart locks, miniature water pumps, and high-speed DIY hobby robotics.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Listing specific dimensions like the exact shaft length or casing diameter

    ৳  130.00৳  150.00 13% off
  • DC Motor 1.5V-6V 5000-20000RPM Micro Mini Electric Motor Round Shaft

    This convenient 5-piece micro DC motor pack delivers high-speed performance across a flexible low-voltage operating range from DC 1.5V to 6V. Achieving rotational speeds from 5,000 to 20,000 RPM, these compact 130-size hobby motors feature a durable round output shaft, low-noise operation, and surprisingly high torque for their miniature size. They are the perfect budget-friendly choice for school science projects, STEM classrooms, custom remote-controlled (RC) cars, small electronic toys, miniature cooling fans, and automated DIY hobby models.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Listing specific dimensions like shaft diameter or casing length for buyer confirmation

    ৳  20.00৳  50.00 60% off
  • High-Speed 775 DC Motor 12V-24V 21000 RPM Ball Bearing Motor with Mounting Bracket

    This high-power 775 DC motor delivers an impressive 21,000 RPM high-speed performance under a 12V to 24V operating range. Built for heavy-duty applications, it features smooth front ball bearings for reduced friction, integrated cooling fan blades for temperature regulation, and high-torque carbon brushes. Shipped with a perfectly matched rigid steel U-shaped mounting bracket, it is the ultimate, drop-in power source for custom DIY bench drills, miniature table saws, RC vehicles, automated actuators, and electric garden tool restorations.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Specifying exact shaft dimensions and mounting hole specs for buyers

    ৳  450.00৳  500.00 10% off
  • CCM5D DC Motor Speed Controller PWM 6V-30V 5A Digital Display Regulator Switch

    This versatile CCM5D panel-mount DC motor speed controller delivers efficient PWM (Pulse Width Modulation) regulation across a wide DC 6V to 30V input range. Capable of supporting up to a 5A continuous current, it features a bright 3-digit LED digital display that cleanly tracks speed percentage from 0% to 100%. Equipped with an external wired adjustment potentiometer, an independent start-stop button switch, and a robust panel housing, it provides the ultimate user-friendly control station for custom laboratory pumps, industrial fans, miniature automation gear, and custom DIY electronic project builds.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Providing a wiring pinout overview to safely separate input power from the motor load

    ৳  450.00৳  500.00 10% off
  • TP5100 1S 2S 2A Lithium Battery Charger Module 4.2V 8.4V Step-Down Charging Board

    This highly efficient TP5100 step-down battery charger module delivers a powerful 2A current to safely charge single-cell 1S (4.2V) or dual-cell 2S (8.4V) lithium battery packs. Supporting a wide input voltage range from DC 5V to 15V, it features smart CC/CV charging management and an onboard “SET” jumper for quick cell selection. It includes integrated temperature protection and dual-status LED indicators, making it the perfect reliable choice for 18650 power walls, DIY electronics, and portable device power upgrades.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Explaining how to bridge the SET solder pads to safely switch between 1S and 2S configurations

    ৳  50.00৳  80.00 38% off
  • MH-M18 Wireless Bluetooth 4.2 Audio Receiver Module Lossless Stereo Decoder Board

    This ultra-compact MH-M18 wireless Bluetooth 4.2 audio receiver board features a high-fidelity, lossless stereo decoder module for clean sound reproduction. Designed with a minimal footprint, it includes solder breakout pins for VCC, GND, Left and Right channel outputs, a MUTE control line, and an external KEY expansion pad. It provides a reliable line-level wireless audio source, making it the perfect micro-sized component to integrate into power amplifier boards, custom Bluetooth speakers, home theater modifications, and DIY automotive audio upgrades.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Explaining how to use the MUTE or KEY pins for advanced hardware functions

    ৳  160.00৳  200.00 20% off
  • MH-M28 Wireless Bluetooth 4.2 / 5.0 Audio Receiver Board Mini Lossless MP3 Decoder Module

    This ultra-compact MH-M28 wireless Bluetooth audio receiver board features a high-fidelity, lossless MP3 decoder module with dual output options. Equipped with a modern Type-C USB interface, it supports a standard 5V power supply or direct solder integration with a 3.7V lithium battery via onboard VBAT/GND pads. Offering a convenient integrated 3.5mm AUX headphone jack alongside independent Left, Right, and Audio Ground (L, R, AGND) solder pins, it provides the ultimate micro-footprint solution for adding wireless audio streams to amplifiers, active desktop speakers, custom headphones, and DIY vehicle sound systems.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Explaining the differences between the MH-M28 and the previously mentioned MH-M38 modules

    ৳  170.00৳  200.00 15% off
  • MH-M38 Type-C Wireless Bluetooth Audio Receiver Module 2x5W Dual Channel Stereo Amplifier Board

    This ultra-compact MH-M38 (HW-406) Type-C Bluetooth audio receiver board features a built-in 2x5W dual-channel stereo amplifier. It supports a universal 5V USB-C input or a independent 3.7V lithium battery connection, supplying clean power for custom, high-fidelity portable setups. With explicit solder terminals for Left and Right speaker outputs, it delivers lossless wireless audio playback, serving as the ultimate all-in-one foundation for DIY Bluetooth speakers, custom headphones, and portable media player transformations.
    If you want, tell me if you need help with:
    • Writing a comprehensive product description
    • Formatting bullet points optimized for e-commerce sites
    • Creating a step-by-step wiring pinout overview

    ৳  200.00৳  230.00 13% off
  • 7pcs Brass Drill Chuck Collet Set 0.5mm-3.0mm with Allen Wrench for Mini Rotary Tool Motor

    This 7-piece brass mini drill chuck collet set allows you to convert a 2.35mm motor shaft into a high-precision rotary tool. Crafted from durable brass, the set includes an adapter cap, an Allen wrench, and five interchangeable collets matching drill sizes from 0.5mm to 3.0mm. It is the perfect compact hardware accessory for micro-drilling, precision model making, jewelry crafting, and custom DIY electronic project assemblies.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Creating bullet points highlighting the precise collet measurements
    • Formatting an SEO title and tag update for your shop listing

    ৳  160.00৳  200.00 20% off
  • Type-C 2S 2A Boost Li-Po Lithium Battery Charger Board BMS 5V to 8.4V Charging Module

    This versatile Type-C step-up battery charger module delivers a configured 2A current to safely charge a 2S (8.4V) lithium polymer or 18650 battery pack from a 3–6V input. Utilizing an intelligent boost charging architecture, it features onboard pads that can be adjusted to support 2S, 3S, or 4S configurations alongside 1A, 2A, or 4A charging limits. It provides built-in over-voltage and status indicators, making it the perfect reliable power management solution for multi-cell DIY electronics projects, wireless appliances, and custom portable devices.
    If you want, tell me if you need help with:
    • Writing a comprehensive, full product description
    • Formatting bullet points optimized for e-commerce sites like Amazon or AliExpress
    • Explaining how to reconfigure the onboard solder jumpers for 3S/4S or 1A/4A operation

    ৳  90.00৳  120.00 25% off
  • IP2312 Type-C 3A Rapid Charging Board Step-Down CC/CV Lithium Battery Charger Module

    This high-efficiency IP2312 Type-C charging module provides up to 3A rapid step-down charging for single-cell lithium batteries. Featuring a smart CC/CV (Constant Current/Constant Voltage) charging profile, it accepts a 5V Type-C input and includes an adjustable VSET jumper to safely charge 4.2V or 4.35V polymer and 18650 batteries. Its ultra-compact layout is the perfect power management choice for custom power banks, DIY electronics, and portable device restorations.
    If you want, tell me if you need help with:
    • Writing a comprehensive product description
    • Formatting bullet points emphasizing the 3A fast charge capability
    • Explaining how to safely configure the 4.2V/4.35V VSET pads

    ৳  100.00৳  120.00 17% off
  • TPA3110 2x15W Dual Channel Digital Stereo Audio Amplifier Board Module

    This ultra-compact TPA3110 Class D digital amplifier board provides highly efficient 2x15W dual-channel stereo output with crisp sound performance. Supporting a wide input voltage range from DC 8V to 24V, it is the ideal low-heat, space-saving solution for DIY Bluetooth speakers, custom home audio installations, and portable sound systems.
    If you want, tell me if you need help with:
    • Writing a longer, detailed product description
    • Creating a list of bullet points for e-commerce sites
    • Specifying speaker impedance compatibility (4Ω vs 8Ω)

    ৳  85.00৳  100.00 15% off
  • PAM8610 2x15W Dual Channel Mini Class D Digital Audio Amplifier Board

    This compact PAM8610 Class D digital amplifier board delivers efficient 2x15W dual-channel stereo output with high-fidelity sound quality. Operating on a 12V DC power supply, it features a mini HW-009 form factor, making it the perfect low-power, high-efficiency solution for DIY audio projects, custom portable speakers, and compact sound systems.
    If you want, tell me if you need help with:
    • Creating a list of bullet points for online marketplaces
    • Adding technical specs like power supply range or efficiency ratings
    • Writing a longer, detailed user manual introduction

    ৳  100.00৳  120.00 17% off
  • HC-05 6-Pin Bluetooth Wireless Serial Transceiver Module

    Product Short Description

    The HC-05 6-Pin Bluetooth Wireless Serial Transceiver Module is a highly versatile wireless data link designed for effortless microcontroller communication. Featuring integrated master-and-slave operational capabilities, this board easily converts standard wired UART/RS232 serial pipelines into stable, long-range Bluetooth connections. The module comes mounted on a 6-pin breakout board equipped with an on-board 3.3V voltage regulator, an integrated pairing status LED indicator, and a physical hardware reset/clear toggle button. Fully compatible with Arduino, Raspberry Pi, and industrial MCU setups, it provides the ultimate plug-and-play solution for configuring wireless robotics control, remote sensor data collection arrays, and seamless smart-home telemetry systems.

    ৳  270.00৳  300.00 10% off
  • 18650 Battery Holder with Switch and Wire Leads

    Product Short Description

    The Dual 18650 Battery Holder Box with ON/OFF Switch is a rugged, compact power storage solution designed to house two 18650 lithium-ion batteries. Engineered with high-quality, impact-resistant ABS plastic, this 2-slot enclosure features a built-in tactile slide switch that allows you to instantly control power cut-off without disconnecting your wires. It comes pre-wired with color-coded positive (red) and negative (black) flying leads for quick, hassle-free integration. Equipped with premium nickel-plated steel retention springs for reliable contact, it provides a stable 3.7V (parallel) or 7.4V (series configuration) power source for Arduino microcontrollers, robotics, RC vehicles, and portable DIY electronic devices.

    ৳  40.00৳  70.00 43% off

    18650 Battery Holder with Switch and Wire Leads

    ৳  40.00৳  70.00 43% off
  • H-A232 TPA3110 Digital Audio Amplifier Board

    Product Short Description

    The XH-A232 TPA3110 Digital Power Amplifier Board is an ultra-compact, high-efficiency Class D stereo module designed for micro-space audio installations. Driven by the TPA3110 chip architecture, this tiny board outputs a surprising 30W + 30W of dual-channel sound across a broad DC 8V to 26V power supply range. It comes fully equipped with a pre-mounted multi-fin aluminum heatsink to handle thermal dissipation during continuous, high-volume performance. Boasting low power consumption, an incredibly lightweight profile of just 19.5g, and a space-saving 53mm x 45mm footprint, it provides the ultimate balance of portable power and pure sound reproduction for DIY desktop speakers, custom home audio systems, and compact portable sound rigs.

    ৳  150.00৳  180.00 17% off

    H-A232 TPA3110 Digital Audio Amplifier Board

    ৳  150.00৳  180.00 17% off
  • XH-M173 PT2399 Karaoke Microphone Reverberation Board

    Product Short Description

    The XH-M173 PT2399 Karaoke Microphone Reverberation Board is a professional-grade digital echo preamp module designed to transform any standard sound setup into a high-performance karaoke rig. Powered by the legendary PT2399 digital reverb chip, this board features dual microphone inputs alongside an analog mixing panel for precise control over Mic Volume, Echo Time, Reverberation Depth, and Music Volume. Operating on a stable dual AC 12V power supply, it acts as a high-fidelity preamplifier that sweetens vocals and adds theatrical depth to your voice before sending the audio mix to your power amplifier. It is the ultimate plug-and-play upgrade for DIY karaoke boxes, home theater systems, party speaker rigs, and active vocal mixer setups.

    ৳  450.00৳  500.00 10% off

    XH-M173 PT2399 Karaoke Microphone Reverberation Board

    ৳  450.00৳  500.00 10% off
  • XH-M567 TPA3116D2 Audio Amplifier Board

    Product Short Description

    The XH-M567 TPA3116D2 Dual-Channel Digital Power Amplifier Board is a high-power Class D module engineered to deliver premium stereo sound with precise tone tuning. Powered by the high-performance TPA3116D2 core chip, this board outputs an impressive 80W + 80W of dual-channel audio across a flexible DC 12V to 24V power range. It comes fully equipped with a pre-installed aluminum heatsink and a triple-potentiometer control deck, giving you manual hardware mastery over Treble, Bass, and Master Volume. Its versatile onboard audio input options make it an exceptional drop-in upgrade for high-fidelity DIY home speakers, custom bookshelf sound systems, and studio-grade desktop audio setups.

    ৳  340.00৳  400.00 15% off

    XH-M567 TPA3116D2 Audio Amplifier Board

    ৳  340.00৳  400.00 15% off
  • PAM8610 Mini Stereo Audio Amplifier Module

    Product Short Description

    The PAM8610 Mini Stereo Audio Amplifier Board is a highly efficient, dual-channel Class-D amplifier module designed to deliver crisp, high-fidelity stereo sound. Powered by the PAM8610 chip, it outputs 10W + 10W of dual-channel sound while operating on a standard 12V DC power supply. This compact module features a built-in volume control dial, a 3.5mm auxiliary audio input jack, and integrated screw terminals for easy speaker connection. Its low heat generation and miniature footprint make it the perfect drop-in solution for DIY bookshelf speakers, arcade cabinet sound restorations, and customized desktop audio systems.

    ৳  200.00৳  220.00 9% off

    PAM8610 Mini Stereo Audio Amplifier Module

    ৳  200.00৳  220.00 9% off
  • TDA2030A Audio Amplifier Module

    Product Short Description

    The TDA2030A Audio Power Amplifier Module is a compact, high-performance mono amplifier designed to deliver clear and punchy sound. Powered by a single TDA2030A chip, this board provides up to 18W of output power while operating on a flexible 6V to 12V DC input range. It comes equipped with a built-in volume control trimmer and a pre-installed aluminum heatsink for stable, efficient cooling during continuous playback. Its ultra-small footprint makes it the perfect plug-and-play solution for DIY loudspeaker repairs, mini audio systems, and custom electronic sound projects.

    ৳  100.00৳  120.00 17% off

    TDA2030A Audio Amplifier Module

    ৳  100.00৳  120.00 17% off
  • TPA3110 15Wx2 Bluetooth Audio Amplifier Board

    Product Short Description

    This TPA3110 15Wx2 Bluetooth Digital Audio Amplifier Board delivers high-efficiency Class D stereo sound for your custom audio builds. Equipped with onboard Bluetooth connectivity, it easily streams wireless audio from your smartphone, tablet, or PC directly to your speakers. The compact module operates on a flexible 12V to 24V DC power supply, making it ideal for DIY wireless speakers, home sound systems, and portable audio modifications. Featuring dual-channel 15W + 15W output and an integrated volume control knob, it provides crisp, clear sound reproduction in a mini, space-saving footprint.

    ৳  300.00৳  350.00 14% off

    TPA3110 15Wx2 Bluetooth Audio Amplifier Board

    ৳  300.00৳  350.00 14% off
  • 5V 650nm 5mW Red Laser Diode Module Mini Copper Head Dot Laser Pointer for Arduino and DIY Electronics

    Add precise targeting and optical sensing to your electronics projects with this compact 5V red dot laser diode module.

    Key Features

    • Bright Red Beam: Emits a highly visible 650nm red dot wavelength with a safe, efficient 5mW output power.
    • Premium Copper Housing: Encased in a heavy-duty 6mm brass/copper barrel that offers durability and excellent heat dissipation.
    • Microcontroller Friendly: Operates perfectly at 5V DC, making it directly compatible with Arduino, Raspberry Pi, and DIY sensor circuits.
    • Pre-Wired Convenience: Outfitted with 70mm flexible red and black lead wires for quick, hassle-free soldering and breadboard prototyping.

    ৳  40.00৳  60.00 33% off
  • DC 12V Micro Vacuum Pump High Pressure Mini Air Pump with Metal Mounting Bracket for DIY Aquarium and Medical Devices

    Mount and power heavy-duty pneumatic setups easily with this robust DC 12V micro vacuum and high-pressure air pump.

    Key Features

    • Integrated Metal Bracket: Features a pre-installed, heavy-duty mounting bracket with dual screw holes for rock-solid installation.
    • High-Pressure Output: Driven by a powerful motor variant to deliver stronger airflow and deeper vacuum suction than smaller models.
    • Heavy-Duty Diaphragm: Utilizes reinforced internal seals secured by industrial screws to maintain airtight, high-pressure performance.
    • Barbed Air Ports: Tapered nozzle design ensures a tight, blow-out-resistant seal with your pneumatic distribution lines.

    ৳  450.00৳  500.00 10% off
  • DC 12V 370 Micro Water Pump Mini Diaphragm Self-Priming Liquid Pump for DIY Smart Home and Aquarium

    Automate liquid transfer smoothly with this compact, self-priming 370 micro DC water pump.

    Key Features

    • Self-Priming Design: Lifts water automatically without needing manually pre-filled suction lines.
    • Efficient 370 Motor: Delivers consistent, reliable fluid pressure with low power consumption.
    • Dual In-Line Nozzles: Parallel inlet and outlet ports allow clean, straight tubing configurations.
    • Simple Wire Terminals: Features clear, color-coded solder points for quick and secure wiring.

    ৳  180.00৳  220.00 18% off
  • DC 6V-12V Micro Air Pump Mini Vacuum Pump Oxygen Suction Diaphragm Pump for Medical DIY Aquarium Fish Tank

    Power your DIY automation, aquariums, and medical setups with this compact, high-efficiency micro air pump.

    Key Features

    • Wide Voltage Range: Operates reliably between DC 6V and 12V for flexible power supply options.
    • Dual Functionality: Works efficiently as both a vacuum suction pump and an air pressure pump.
    • Quiet & Durable: Built with a robust diaphragm system ensuring low noise and a long service life.
    • Versatile Nozzles: Features molded inlet and outlet ports for secure, leak-free flexible tubing connections.

    ৳  120.00৳  160.00 25% off
  • USB Step-Up Boost Converter Cable 5V to 9V/12V DC Voltage Switch Dial with LED Display and 3.5mm Adapter

    Keep your electronics running during power outages with this adjustable USB step-up boost converter cable.

    Key Features

    • Selectable Voltage: Easily switch between 9V and 12V outputs using the built-in mechanical toggle.
    • Real-Time LED Display: Features a clear digital screen showing the active output voltage.
    • Emergency Power: Connects your WiFi router or modem directly to a standard 5V power bank.
    • Dual Connector Options: Outfitted with a standard 5.5mm DC barrel plug and includes a 3.5mm adapter.

    ৳  190.00৳  220.00 14% off
  • Type-C USB Mini Humidifier Mist Maker Driver Circuit Board 4 Way Fogger DIY Kit

    This high-performance Type-C 4-Way USB Mini Humidifier DIY Kit is designed for multi-channel fogging applications. It features an upgraded quad-channel driver circuit board powered by a modern Type-C port, driving four independent 20mm ultrasonic atomization discs simultaneously. Complete with four matching cotton wicks and protective guide sleeves, this plug-and-play module is perfect for high-output DIY humidifiers, smart agriculture misting setups, large terrariums, or professional electronic projects.
    ৳  350.00৳  400.00 13% off
  • USB Mini Humidifier DIY Kits Mist Maker and Driver Circuit Board

    This compact 5V DIY electronics kit includes everything needed to build or repair a micro USB-powered mini humidifier. It features a high-efficiency ultrasonic driver circuit board, a 20mm piezoelectric ceramic atomizing disc, and a cotton wick core with a protective holder sleeve. Perfect for custom DIY maker projects, smart home automation integrations, STEM education, or replacing faulty modules in existing desktop foggers.
    ৳  140.00৳  180.00 22% off
  • 2SC5200 NPN High Power Audio Amplifier Transistor

    This high-power 2SC5200 NPN bipolar junction transistor is specially designed for high-fidelity audio power amplifiers and demanding industrial power circuits. Housed in a heavy-duty TO-3PL package, it reliably handles up to 230V and 15A with a total power dissipation of 150W. It features excellent gain linearity and low harmonic distortion, making it perfect for pairing with its PNP complement in high-end audio output stages.
    ৳  130.00৳  180.00
  • 2SA1943 PNP High Power Audio Amplifier Transistor

    This high-power 2SA1943 PNP bipolar junction transistor is specifically engineered for high-fidelity audio power amplifiers and general-purpose power switching applications. Housed in a robust TO-3PL package, it reliably handles up to 230V and 15A with a total power dissipation of 150W. It features excellent linearity and low distortion, making it ideal for pairing with its NPN complement in high-end audio output stages.
    ৳  120.00৳  150.00
  • 1602 LCD Display Module 16×2 Character Blue Screen with AIP31066 Controller

    This standalone 1602 LCD display module features a 16-character by 2-line layout driven by the high-performance AIP31066 controller chip. It delivers crisp white text against a vibrant blue LED backlight and supports flexible 4-bit or 8-bit parallel communication modes. Operating at standard 5V, this robust screen is fully compatible with standard HD44780 libraries for easy integration with Arduino, Raspberry Pi, and other popular development boards.
    ৳  135.00৳  180.00
  • 1602 LCD Display Module 16×2 Character Screen with I2C IIC Serial Interface Adapter

    This compact 1602 LCD display module features a pre-soldered I2C serial adapter that reduces the required microcontroller pins from 16 down to just 2 (SDA and SCL). It displays 16 characters across 2 lines with an adjustable contrast potentiometer and a removable backlight jumper. Operating at 5V, it is fully compatible with Arduino, Raspberry Pi, and ESP32 development boards.
    ৳  260.00৳  300.00

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