Every action of the Aqara Wireless Rotary Knob Switch H1 can be assigned to a device, or a group of devices. Each individual action can be configured to totally distinct commands, even scenes. This means that turning the dial can control a group of smart lightings’ brightness, while a long press can trigger a “Good night” scene. Pressing the dial and turning it at the same time opens up yet another possibility. You can also configure turning the dial to open or close your smart curtains in a finetuned degree.