1 2 4 8 channel 5V12V24V relay module with optocoupler isolation support high and low level trigger development board

Compatible with Raspberry Pi Raspberry Pi PICO RP2040 Development Board Kit microPython Programming

16.8V lithium battery protection 4 strings 5/6/7 strings working overcurrent 18A with balanced belt temperature control battery protection board

D1 Mini Series ESP-12 NodeMcu Motherboard Lua WIFI ESP8266 Based Development Board Module

Direct charging data line USB one-to-ten mobile phone universal charging wire/device multi-function round head old power cord

3.7V18650 lithium battery 3.2V lithium iron phosphate battery protection plate polymer 10A16A anti-overcharge and overdischarge

433M wireless remote control switch electric access control lock lamp receiving relay controller module 5V12V

Bluetooth Decode Board MP3 Decode Board Radio Audio Accessories FM

Direct selling D25XB80 induction cooker rectifier bridge D25SB80 25A800V rectifier bridge straight into flat bridge stack

ESP-01/ESP12/ESP32 Module Universal Downloader Development Board Burning Fixture Programming Test Board

3.7V lithium battery DC DC UPS uninterrupted module charging and discharging boost 9V12V power failure boost

2.42 inch OLED display module SPI serial port 12864 pixel LCD display

1 relay 3.3V high and low level (red)

2S/3S Isobaric DC UPS Power Supply Module DIY-2 Same Port Bidirectional Charge and Discharge Edition Load Power 35/50W

WeMos D1 Mini Pro V3.0 NodeMcu Development Board WIFI Based ESP8266 CH340G

TPA3118 PBTL mono digital power amplifier board 1X60W original chip 32 feet

Small lithium battery spot welding machine controller portable 18650 stainless steel touch welding diy handheld small full set

Manufacturing factory clean-free active tin pen with lead solder wire tube portable tin wire 0.8m1.0mm

Factory direct intelligent cabinet door sharing equipment cylindrical lock cylinder electric control electromagnetic lock LX-1040-1-YZ

30W mobile phone charging board fast charging supports PD3.0/PPS/QC3 DC buck DIY retrofit module

RP2040-Zero Microcontroller PICO Development Board RP2040 Dual Core Processor

simple flash circuit bistable circuit kit electronic production electronic kit diy kit parts

Hand sweep induction switch module cabinet wardrobe LED lamp non-touch hand sweep switch module 5V 12V 24V

Surface thermocouple K-type temperature sensing probe temperature sensor high temperature measuring line 1 m

Panteng Technology PMS5003G5 laser PM2.5 sensor to detect haze particles with high accuracy and consistency

DC-DC LTC3780 automatic step-up and step-down solar vehicle-mounted stabilized constant voltage constant current power supply module super-book type

XH-M602 battery lithium battery charging control module battery overshoot full power-off stop control switch

Foot switch Self-resetting foot type TFS-1 plastic shell electric pedal switch

KY-024 linear magnetic Hall sensor Hall sensor module for 49E Hall module

Plastic junction box 100*60*25mm small plastic box shell black

Bluetooth 5.0 decoder board stereo Bluetooth audio module wide voltage volume adjustable speaker power amplifier XY-WRBT

MAX30102 blood oxygen wrist heart rate pulse detection heartbeat sensor module compatible with UNO R3 STM32

DC-DC step-down 3A regulated power supply module MP1584EN 24V 12V 9V to 3.3V 5V adjustable output

USB mobile power welding-free diy kit 1 18650 battery charger DIY mobile power battery box black

Universal solar controller charging street light switch circuit board 3.2 3.7.4v 11.1v12 volts

LM317 Adjustable Regulated Power Supply Board DC-DC DC Converter Step-Down Module Adjustable Linear Regulator