If you do not plan to use our manager boards to connect the SBC/microcontroller with the relay you need to wire yourself.
We have made wiring examples for some of the most common here.
Ask us if you wonder how to wire to other SBCs or microcontrollers.
Arduino Mega
Raspberry Pi Pico
Raspberry Pi 4B
ESP 8266
ESP32
Arduino Leonardo
Arduino Uno
Beaglebone black
