The new and improved version of UNO R3 (CH340G) Development Board sends pins

2-way relay module 5v 12V with optocoupler protection relay expansion board microcontroller development board accessories

Mini LED dimmer PWM DC motor 5A 5V-35V speed control switch function

TP4056 | 18650 lithium battery 3.7V 3.6V 4.2V lithium battery charging board 1A over-rush over-discharge protection

Mini DC motor PWM governor 5V6 12 24 35V speed control switch ultra small LED dimmer 5A

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

PWM DC motor governor 1.8V 3V 5v 6v 12V 2A speed control switch switch function 1803BK

Blue screen/yellow green screen LCD 0802A/1602A/1604A/2004A/12864B LCD Screen 5v IIC

XH-W1209 digital display temperature controller high precision temperature controller temperature control switch miniature temperature control board

Thermistor temperature sensor probe 5*25mm accuracy 1% line length 1 meter waterproof 3435 NTC 10K

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

High voltage generator high voltage module voltage inverter transformer step-up module 3-6V 400KV 1000KV

Intelligent Car chassis robot tire + DC gear motor suit wheel wheel motor

Factory Direct embedded hygrometer FY-12 electronic hygrometer digital hygrometer with probe

3 strings of 11.1v 12.6V 18650 lithium battery protection board can start the electric drill 40A current with equalization

PAM8403 Mini 5V Digital small amplifier board with switch potentiometer USB power supply sound effect is good

XH-W3001 digital thermostat temperature switch Microcomputer temperature controller temperature control switch temperature control

XL6009 / XL6019 DC-DC boost power module output adjustable Super LM2577 4A current

5V-3V IIC UART SPI and other 4-way level conversion module four-way pin SUNLEPHANT

PWM DC motor speed controller 5V-16V12V speed control switch fiberglass switch function LED dimming speed control module

6 strings 22V24V12A18650 lithium battery protection board power tools solar lighting

XH-A232 HD digital audio power amplifier board mp3 amplifier module 12V24V amplifier board dual channel 30W

Constant Current Constant voltage high current 5A lithium ion battery charging LED drive power module

SRD-05 12 24VDC-SL-C power relay 5 pin 10A T73

Speaker frequency divider high and low two-frequency full-frequency speaker frequency divider can be debugged YLY-2088

W3230 high precision temperature controller digital display thermostat module temperature control switch miniature temperature control board

7-shaped sleeve robot car model M3 screw nut 5.5 Mini small cross sleeve

40p color DuPont line female-to-female male-to-female male-to-male head 40 in a row 10 // 20/30/40cm

Ultra-miniature digital amplifier board 2*3W class D PAM8403 amplifier board 2.5~5V USB power supply

18650 lithium battery protection board 3.7V 3.6V 4.2V lithium battery charging board 1A overrush and overdischarge protection

XH-M543 high-power digital power amplifier board TPA3116D2 audio amplifier module dual channel 2*120W

2000W SCR high-power electronic voltage regulator, dimming, speed regulation, temperature regulation high reliability version

Factory direct L298N motor drive board module DC stepper motor Robot Smart car

USB DC small water pump miniature Mini submersible pump pumping pump 3V5v6v horizontal small submersible pump vertical mini pump

Stainless steel package waterproof type DS18b20 temperature probe temperature sensor 18B20

TB6600 upgraded version 32 subdivision 42/57/86 stepper motor driver 4.0A 42VDC