3 strings of 11.1v 12v 12.6V 18650 lithium battery rechargeable protection board can start the electric drill 20A current

Boxed 14 lengths 140 high-quality jumpers breadboard line breadboard special line breadboard jumpers

Digital tube 0.28-inch 1/2/3/4-bit co-yin/co-Yang red highlight digital display tube clock

8 * 8LED total positive dot matrix 1.9mm/3.0mm/3.75mm/5.0mm red bright 16 feet

XS3868 wireless Bluetooth adapter board module Bluetooth stereo audio module master chip OVC3860

Color screen graphic display instrument M328 Transistor tester resistance meter inductance meter capacitance meter ESR meter

ble4.0 development board Bluetooth module nRF51822 backplane needs to be equipped with nRF51822 core board

Xbee expansion board Xbee Shield compatible with Bluetooth bt bee wifi bee

BLE Bluetooth 4.0 serial port module c c2541 master-slave integrated iBeacon micro xin base station

BTM835/CSR8635 stereo Bluetooth audio module/module (Bluetooth 4.0/4.1/onboard antenna

PLJ-8LED-H frequency meter frequency display component frequency measurement module 0.1MHz ~ 1000MHz

PLJ-0802-E frequency meter frequency display component frequency measurement module 1MHz ~ 1200MH

12v lossless decoding board WAV + WMA + MP3 decoding board 12V player lossless Super APE

1Hz-50MHz frequency meter Crystal oscillator measurement frequency measurement DIY kit with Shell SUNLEPHANT

usb current voltage capacity power inspection test instrument mobile phone charger mobile power MX19 monitor

HC-05 master and slave integrated Bluetooth module wireless Bluetooth serial port transparent transmission module with backplane

DC-DC USB boost power supply voltage regulator module 5V to 3.3V 9v 12v 24v desktop power supply electronic module

TP300 food probe type electronic thermometer pen type barbecue BBQ room temperature water temperature oil temperature air conditioning gas temperature measurement

Raspberry Pi 4 generation shell aluminum alloy metal 4b + shell + Raspberry Pi4 chassis cooling box accessories

CH340G / CH340T / CH340E USB to TTL module brush line Download line

Multi-turn precision adjustable resistor kit 3296W potentiometer 1k -1M 10 kinds of 50 DIY boxes

2 * 8cm double-sided tin-plated universal board bread board experimental board development board 2x8 thickness 1.6MM

Double-sided 9*15 tinned universal board 9x15cm thickness 1.6 high quality glass fiber board tin spraying universal board experimental board

1/4W five-color ring resistance 1% precision metal film resistance package 30 common resistance values 10 for each resistance value

PWM Governor speed control switch DC motor fan controller 9V-55v Universal 40A stepless speed change

4000W CNC SCR power electronic digital voltage regulator, dimming, speed regulation, temperature regulation

9V-50V 10A PWM DC governor stepless pwm DC motor pump governor

Brushless motor controller pwm governor forward and reverse rotation switching 3650 3525 2418 2430 motor

PWM DC Motor Motor governor 12V24V36V48V20A high power DC controller waterproof

PWM DC motor governor DC motor drive switch 30A digital display 6V12V24V48V

DC 220V Silicon controlled electronic voltage regulator Motor/motor speed controller rectifier Brush Motor Controller

4000W high-power thyristor electronic voltage regulator dimming speed regulation temperature regulation without shell external potentiometer

PWM DC motor speed controller 12v24v36v48v motor reversing switch forward and reverse switch 40A

SYB-46 high quality bread board test board welding-free circuit board 90*52 * 8.5mm

ZY-25-hole solderless mini bread board PCB circuit board solderless test board (seven colors)

SYB-170 buckle bread board 170 hole Mini color bread board splicing bread board