2 strings 3 strings 4 strings 6 strings lithium battery power display board 12v14.8v16.8V power display Level 5 indicator board

1s/2s/3s/4S lithium battery indicator module LED indicator metering display

DC-DC 250W 10-50V adjustable boost constant voltage constant current car LED driver aluminum substrate power module

TA288 coffee food food pen-type needle BBQ Thermometer electronic digital display probe liquid barbecue oil thermometer

F3/F5LED LED set box 3mm 40 each 5mm each 20 red, green, blue, yellow and white 300 in total

Micro usb interface CP2102 module USB to TTL USB to serial port UART STC downloader

CCM6N PWM DC motor governor 6V12V24V30V DC forward and reverse controller positive and negative switch

CCMmini mini PWM DC motor governor 6V12V24V universal 3A small speed control board

400-hole high quality bread board White circuit board hole board 8.5x5.5cm combinable splicing experiment board

SIM868 GPRS/GPS/BeiDou integrated module with small size and low power consumption

USB to GSM Module quad frequency GSM/GPRS SIM800C with Bluetooth SMS transceiver

SIM808 module replaces 908 GSM GPRS GPS positioning SMS data

ESP-32 development board WIFI + Bluetooth 2 in 1 Dual Core CPU low power consumption ESP-32S CH340

WeMos D1 R2 WiFi UNO development board based on ESP8266 with pin header compatible with nodemcu

ESP8266 ESP-01/01s DS18B20 temperature WiFi wireless node module

NRF24L01 adapter module 2.4G Hz wireless transceiver compatible with 3.3V/5V UNO R3

UNO R3 ESP8266 serial port WiFi expansion board shiled ESP-12E Development Board extension gpio

WeMos D1 WiFi UNO development board ESP8266 directly use IDE SUNLEPHANT

WiFi and Bluetooth esp32 4MB Flash memory UNO D1 R32 CH340G development board SUNLEPHANT

4 strings of 14.8V18650 lithium battery equalization board 4S16.8V polymer battery equalization board

3 strings 4 strings 5 strings lithium battery protection board 50A polymer iron Lithium Belt balance electric tool inverter solar energy

2 strings of 8.4v lithium battery protection board round 7.4V overcharge and overdischarge protection working current 7A current limit

7.4V 2 string 18650 lithium battery protection board double string protection chip 8.4v overcurrent overshoot 4A

TP5100 4.2V 8.4v Single and double lithium battery charging management lithium battery compatible 2A charging board module

12V battery 4-segment 4-bit power indicator module onboard 4-bit power indicator LED light

6 strings 22V24V40A with balanced power tools solar lighting lithium battery protection board integrated BMS

3 strings 4 strings 5 strings 12V lithium battery 100A polymer lithium iron phosphate battery protection board with equalization

3 strings 12V25A with balanced lithium battery protection panel solar street light LED light sprayer protection panel

Super arc pulse DC 1000KV high voltage module 7.4V high voltage generator High Voltage package inverter

Low power anti-reverse connection Bluetooth serial port backplane with Enable band Clear button Bluetooth expansion board

DRV8833 DC motor drive module driver driver board instead of TB6612FNG

XH-W1209 digital temperature controller precision temperature controller temperature control switch micro temperature control board (red)

51 single-chip download cable avr USBasp download USB ISP programming burner with cable

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