Replaces existing thermostat (different adaptors included). Allows individual room temperature control, ideal to help reduce heating costs and save energy. Features geofencing, open window detection and child lock function. Can be used with all conventional radiators with thermostatic valves and can be installed vertically or horizontally, depending on the type of radiator. Settings can be adjusted directly on thermostat for temperatures between 19-25°C, with lower temperature options available on the app. For use with Tado Starter Kit V2, V3 and V3+ with Internet Bridge as a basis. Works with - Amazon Alexa - Apple HomeKit - Google Home - iOS App - Android App 5-25°C Temperature Range Electronic Sensor 7 Day & 24 Hour Programmable Multiple On / Offs Over 7 Days LED Indicators Individual Room Temperature Control Geofencing Open Window Detection Smart Hub Required Works with - Amazon Alexa - Apple HomeKit - Google Home - iOS App - Android App 5-25°C Temperature Range Electronic Sen...