24 Jul 5V-24V Relay Module 1-8 Channel Arduino Raspberry Pi ESP8266 ESP32 Optocoupler
5V 12V 24V Relay Module 1,2,4,6,8 Channel Arduino Raspberry Pi ESP8266 ESP32 Optocoupler 🌙Description Brand New 5V 12V relay module with optocoupler to protect the device controlling the relay. Controlled directly by a wide range of microcontrollers such as for Arduino, Raspberry Pi, ESP 8266,...