▶A Tuya Wireless Gateway Hub is a Must : A wireless hub is a must that connects to the valve many other smart products and realizes the whole linkage of your smart home devices.Simply add your gateway to the App,then add your radiator actuator to your gateway in the App. ▶The device moves a valve to intelligently control the flow of heat to the radiator. With the Thermostat Radiator Valve TV01 you can conveniently adjust the room temperature between 5-30°C, and save more than 15% of energy. ▶The device is part of the Tuya smart home system. AlI devices on the system can be configured comfortably and individually with the Tuya smartphone app.The temperature can be controlled individually, room by room. ▶The radiator thermostat fits to all common radiatorvalves and is easy to mount-without having to drain any water or intervene in the heating system. ▶Voice and Remote Control for the Tuya Wireless Gateway:Supports App remote control via your smart phone,together with the hands-free voice control via Assistant after successfully connecting your valve to Tuya /Smart Life App on the basis of 1 Tuya Wireless Gateway.