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DIY Kit Triode Resistance Capacitance Coupled Negative Feedback Amplifier Module Kits DIY Kit Triode Resistance Capacitance Coupled Negative Feedback Amplifier Module Kits Description: The circuit is a typical two-stage impedance capacitance coupled negative feedback circuit. Two switches in the circuit can control the two - level coupling and feedback voltage. RP1 and RP2 in the circuit can change the D... $2.35 SKU: 13094
$2.35

DIY Kit Independent Adjustable Automatic Timing Switch Pulse Generator DIY Module DIY Kit Independent Adjustable Automatic Timing Switch Pulse Generator DIY Module Description: This circuit can be used as an automatic timer switch, and the switching time can be adjusted independently.JP1 can output switch signals controlled by relays, and JP2 can output rectangular pulses. Key Components Int... $2.99 SKU: 13093
$2.99

DIY Kit Electronic Doorbell Suite NE555 Electronic Production Transformer Sound Circuit Processing Board Module DIY Kit Electronic Doorbell Suite NE555 Electronic Production Transformer Sound Circuit Processing Board Module Description: The kit is a circuit for a bell that can make "ding, dong" sound. It is composed of a time base circuit integrated block and peripheral components. It has a beautiful sound quality, easy to install, low cost and ... $1.99 SKU: 13092
$1.99

DIY Kits Photoelectric Multi-function Light Control Automatic Switch Kit Electronic Production Kit DIY Module DIY Kits Photoelectric Multi-function Light Control Automatic Switch Kit Electronic Production Kit DIY Module Function: The circuit can automatically open and close related appliances according to the brightness of light. Its output is controlled by the relay, which can directly replace the original manual switch. (If you replace the photosens... $2.75 SKU: 13091
$2.75

DIY LM2596 Adjustable Voltage Regulator Switching Power Supply Module Kits Step Down Converter Power Supply DIY Kits DIY LM2596 Adjustable Voltage Regulator Switching Power Supply Module Kits Step Down Converter Power Supply DIY Kits Function: It can input non-stable alternating current and output adjustable voltage. Its minimum output voltage is 1.23V and the maximum output current is 3A. LM2596 contains fixed frequency oscillator (150KHz) and benchmark voltage st... $2.75 SKU: 13090
$2.75

DIY Kits 3pcs LED Cycle Flashing Light Kit Flash Lamp Automatically Twinkling Light Electronic Production Kits DIY Module DC 3V-15V DIY Kits 3pcs LED Cycle Flashing Light Kit Flash Lamp Automatically Twinkling Light Electronic Production Kits DIY Module DC 3V-15V Description: 1>. Board thickness 1.5mm 2>. With super Large Pad 3>. With thicker wire 4>. Whole process spraying tin glass fiber board 5>. No extra line. 6>. The components are beautifully laid out. 7>.... $1.99 SKU: 13089
$1.99

Colorful RGB Flashing DIY LED Cube Ball Light Apple Shaped Bluetooth Music Spectrum Light DIY Kits with Remote Control for Home Decoration Colorful RGB Flashing DIY LED Cube Ball Light Apple Shaped Bluetooth Music Spectrum Light DIY Kits with Remote Control for Home Decoration Parameters: No. Parameter Value 1 Name DIY LED APPLE Shape Bluetooth Music Spectrum KIT 2 Size About 80*80*120mm(with PCB)... $22.99 SKU: 13085
$22.99

WT588D-U-32M Voice Sound Module Mini USB Interface 32Mbit WAV Sound Speaker Module for 0.5W 8ohm Voice Playback Module WT588D-U-32M Voice Sound Module Mini USB Interface 32Mbit WAV Sound Speaker Module for 0.5W 8ohm Voice Playback Module Description: The 588D voice module uses the voice chip WT588D-20SS. It is with a 32Mbit capacity memory chip (Note: 1byte=8bit), it can store about 1000s voice. It carries the WT55U02-20SS download chip, and can download audio data d... $6.28
$7.85
SKU: 13084
$6.28
$7.85

Transparent Acrylic Shell for LCD1602 LCD Display Screen w/ Screw Nut Transparent Acrylic Shell for LCD1602 LCD Display Screen w/ Screw Nut Description: LCD bracket, suitable for LCD1602.Acrylic material. $2.75
$3.35
SKU: 13081
$2.75
$3.35

CT14 Mini Stereo Bluetooth Amplifier Module BLE 4.2 Power Amplifier Board Module 5VF 5W+5W with Micro USB Charging Port CT14 Mini Stereo Bluetooth Amplifier Module BLE 4.2 Power Amplifier Board Module 5VF 5W+5W with Micro USB Charging Port Description: This product is a stereo Bluetooth amplifier module. The Bluetooth version is 4.2.   Features: 1>. The version is 4.2. It can be compatible with all mobile phones and Bluetooth adapters on the market.... $3.51
$4.39
SKU: 13079
$3.51
$4.39

CT10E-BT Wireless Bluetooth Stereo Audio Receiver MP3 Decoder Board Support TF Card/ U Disk / Lossless Decoding 3W+3W DC 3.7-5V CT10E-BT Wireless Bluetooth Stereo Audio Receiver MP3 Decoder Board Support TF Card/ U Disk / Lossless Decoding 3W+3W DC 3.7-5V Description: This decode board is suitable for 3W-5W, two 4 o - 8 European horn, and the output is non -common ground mode. The 4 lines of the two trumpets are not allowed to be paralleled and the two negative poles are connected to ... $4.39
$5.49
SKU: 13078
$4.39
$5.49

MAX7219 Green LED Display Module 8x8 8*8 Dot Matrix Module with Dupont Wire for Arduino MAX7219 Green LED Display Module 8x8 8*8 Dot Matrix Module with Dupont Wire for Arduino Description:   The LED dot matrix module is close to PCB, and the visual effect is improved. Its dot matrix and PCB board also use the plug in and off and detachable way. The row mother selects the high quality round hole ro... $4.52
$5.65
SKU: 13076
$4.52
$5.65

SPI Interface Converter PinBoard 16Bit I/O Extension Board Module MCP23S17-E/SS for Arduino SPI Interface Converter PinBoard 16Bit I/O Extension Board Module MCP23S17-E/SS for Arduino Description: This module is the 16 IO extension module of the SPI interface, and uses the MCP23S17 chip of MicroChip. The chip is fully functional, each IO can be configured as input or output arbitrarily, and it can be used for color ... $3.80
$4.75
SKU: 13075
$3.80
$4.75

DIY Kit Game Toy Creative Electronics Experiment Kit MCU Computer Game Machine with Protective Shell for Tetris/Snake/Plane/Racing DIY Kit Game Toy Creative Electronics Experiment Kit MCU Computer Game Machine with Protective Shell for Tetris/Snake/Plane/Racing Parameters: No. Parameter Value 1 Product name MCU computer game machine 2 Model CZL--YXJ01 3 ... $15.75 SKU: 13072
$15.75

DIY Kit Game Kit Creative Electronics Experiment Toy Kit Module MCU Computer Game Machine for Tetris/Snake/Plane/Racing DIY Kit Game Kit Creative Electronics Experiment Toy Kit Module MCU Computer Game Machine for Tetris/Snake/Plane/Racing Parameters: No. Parameter Value 1 Product name MCU computer game machine 2 Model CZL--YXJ01 3 ... $11.99 SKU: 13071
$11.99

DIY Kit Green LED Electronic Hourglass Shaped Flashing Light DIY Funny Electric Production Kits DIY Module DC 3.3V-5V DIY Kit Green LED Electronic Hourglass Shaped Flashing Light DIY Funny Electric Production Kits DIY Module DC 3.3V-5V Parameters: No. Parameter Value 1 Name Electronic hourglass 2 Model EH-30 3 Working Voltage ... $4.35 SKU: 13070
$4.35

DIY Kit Blue LED Electronic Hourglass Shaped DIY Flashing Light Funny Electronic Production DIY Module DC 3.3V-5V DIY Kit Blue LED Electronic Hourglass Shaped DIY Flashing Light Funny Electronic Production DIY Module DC 3.3V-5V Parameters: No. Parameter Value 1 Name Electronic hourglass 2 Model EH-30 3 Working Voltage ... $4.35 SKU: 13069
$4.35

DIY Kit Red LED Electronic Hourglass Shaped Flashing Light DC 3.3V-5V Funny Electronic Production Kits DIY Module DIY Kit Red LED Electronic Hourglass Shaped Flashing Light DC 3.3V-5V Funny Electronic Production Kits DIY Module Parameters: No. Parameter Value 1 Name Electronic hourglass 2 Model EH-30 3 Working Voltage ... $4.35 SKU: 13068
$4.35

MAX7219 Dot Matrix Module 8x32 MCU Control Drive Module Red LED Display Module with 5P Dupont Wire MAX7219 Dot Matrix Module 8x32 MCU Control Drive Module Red LED Display Module with 5P Dupont Wire Description: MAX7219 is an integrated serial input / output common cathode display driver. It connects the microprocessor with the 8 digit number of 7 digital LED displays, and can also connect to the bar graph display or 64 independ... $6.84
$8.55
SKU: 13067
$6.84
$8.55

DC-DC Step Down Power Module 6V/6V/12V/15V/24V/36V to 5V Converter w/ Vehicle Voltmeter USB Charger DC-DC Step Down Power Module 6V/6V/12V/15V/24V/36V to 5V Converter w/ Vehicle Voltmeter USB Charger 1. Features and Functions:   1>. Ultra wide voltmeter range: DC4.5~40V. 2>. The capacity of the output current of the 5V/2A (the output voltage of the input voltage at 6.5~40V can be stabilized by the output 5.0V v... $3.35 SKU: 13064
$3.35


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