I have a pwm fan that is controlled by an ESP. I can control the fan by sending a value, something like http://192.168.1.50?speed=800 To control it, I've set up a dummy dimmer switch and this lua code: https://i.ibb.co/N9KhbJv/2021-12-22-16-38-33-Clipboard.png commandArray = {} DomDevice = 'myfan ...