Wifi Smart TRV Radiator Valve Temperature Controller with Temperature Display The Tuya WiFi Radiator Valve Controller allows you to smartly control the temperature in your home by adjusting the radiator valves remotely via the Tuya app. This device offers precise temperature regulation, enabling energy savings and increased comfort by automating your heating system. With WiFi connectivity, you can monitor and adjust settings from anywhere, ensuring an efficient and customized heating experience, all while seamlessly integrating into your existing smart home system. Supported App : Tuya Wifi Frequance : 2.4Ghz Battery : AA 1.5V 3pcs (Not Included) Set Temperature Range : 5~35C Package Size 15x10x10cm G.W. : 0.400kg