Use the ZigBee 3.0 do smart home setup. It is compatible with the Tuya app, it can easily control lights, curtains, electronics and small devices with a variety of buttons. A must-have for your smart home! Characteristics: A ZigBee gateway is required Do use this ZigBee smart knob. Compatible with ZigBee 3.0. Customize button actions. Run procedures such as single press / double press / long press / turn / press and turn. Compatible with Tuya app, control lamps, electronics and small devices anywhere, create scene bindings, DIY home automation. Powered by CR2032 cells, very low consumption, high strength. Small and lightweight, no tools required, easy self-adhesive installation. Thanks for understanding. Technical data: Colour black Material: ABS Communication: ZigBee 3.0 Working range: 50 m open space Operating Humidity: -1045 Built-in battery: 3V CR2032 Product Size: 40*26,5mm/1,57*1,04inch (diameter*H) Package Size: 5*5*4cm/1,97*1,97*1,57inch Package Weight: 33g/1.16 oz List of packages: 1 * ZigBee smart knob