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PL2303 serial port upgrade module USB to TTL upgrade board CH340G with Shell FT232 download Brush line

2-wheel smart car chassis kit 2WD tracking barrier intelligent robot sending speed code wheel Smart car

Voice-controlled LED running water light kit CD4017 color light control fun electronic production teaching training spare parts DIY

1 Channel 5 12v relay module with optocoupler isolation relay single-chip microcomputer expansion board High and Low Level Trigger

STM32F103C8T6 development board STM32 core board development board UART serial port interface

MAX3485 module TTL to RS485 module MCU development accessories overvoltage protection RS485 to TTL

L298N motor drive board module L298 stepper motor DC Smart car robot accessories drive

2.4g wireless transceiver module anti-interference 3.3V Super 24L01 long-distance data transmission module low power consumption AB Model

Attiny85 micro USB interface digispark development board expansion board V3.0 upgraded programming board module

Photosensitive Induction module light-controlled induction switch kit electronic production DIY learning parts

KZ35 constant current electronic load power aging fast charge tester trigger decoy discharge capacity test module

High speed transistor tester LCR-T7 full color screen graphic display finished diode capacitance tester

5V USB fan governor LED dimming module low power timing office car student dormitory UFS

ATMEGA8/ATmega48ATMEGA88 minimum system board AVR development board DIY kit manual welding

One-piece FM FM radio parts 210SP CD9088 + CD2822 electronic production kit

High precision microvolt/millivolt voltage amplifier module small signal instrumentation amplifier AD620 transmitter

NE555 water level level switch controller kit water level level sensor automatic pumping module DIY

Drive board five-wire four-phase/stepper motor drive board/drive board (ULN2003)/test board to send data

MCP4725 module I2C DAC Breakout development board 12-bit DAC digital-analog Development Board

Micro Switch touch switch 1 position button switch module KY-004

NE555 pulse frequency duty cycle square wave rectangular waveform signal generator module DIY kit welding practice

MAX7219 Dot Matrix module control module single chip microcomputer control drive LED module display module color

Voice control induction power amplifier spectrum audio level meter LED indicator flashing melody light audio companion multi-color optional

4-digit power indicator LED light XD-82B 12V battery 4-segment power indicator module indicator

Light-controlled LED night light kit light intensity induction switch street lamp electronic production (parts)

2-way DC motor drive board module board Double H-bridge stepper motor mini L298N forward and reverse PWM speed regulation

4-person four-person answering machine kit electronic kit training kit DIY teaching material supporting kit

Wide and Narrow SOP8 to DIP8 burner seat burner adapter burner patch conversion seat bounce seat

CD74HC4067 high-speed CMOS analog multiplexer 16-channel analog multiplexer

MODBUS-RTU 4-way relay module STM8S103 single chip microcomputer secondary development RS485 communication TTL

WeMos D1 WiFi UNO R3 development board based on ESP8266 ESP-12E module TYPE-C interface

LIVE Scanner v3.0 Code scanning module QR code barcode serial communication UART embedded module

Si4703 circuit development Board FM Tuner Evaluation Board Radio FM Tuner module

PAM8302 2.5W single channel Class D audio power module amplifier module development board miniature

Intelligent Tracking car kit D2-1 line patrol car parts DIY electronic production Robot Kit

Micro Switch direct plug button 4X4 matrix keyboard 16 button single chip microcomputer external expansion keyboard module

D1 WIFI development board UNO R3 development board based on ESP8266 ESP-12F module applicable to arduino

Color Christmas tree parts kit LED running light flash tree module electronic DIY production

Water Light Kit NE555 + CD4017 water light electronic DIY parts electronic production Water Light

STC89C52 STC12C5A60S2 microcontroller smallest system board 51 LCD1602/LCD12864 interface