h16 ethernet smart switch home automation module controller domotica casa hogar kit iot control system switch industrial level tcp relay

products usage instructions wiring and installation 1. connecting network line or rs232 serial port 2. connecting the lamp and power with relays output com and no port. 3. when need to control one group or groups lights, connecting the line into the corresponding output poles. 4. connecting the 12v power adapter to charge. 5. when the detection sensors are available, connecting them into the input port. 6.support input control output, secondary development 7.program by yourself or own software