KC868-Server is a super smart controller for smart home automation and industrial automation control. KC868-Server smart controller support MOSFET output and wall switch connect to it directly. Also have analog input and digital input ports. The most important is integrated Raspberry pi CM4 module. Also integrated ESP32 module for you to write your own code. It’s very powerful and flexible.
KC868-Server arduino source code demo
KC868-Server technical support forum
KC868-Server online user guide