With the radiator thermostat you can heat your home efficiently by controlling the temperature in each room at specific times Set your chosen temperature via the Bosch Smart Home app or on the thermostat itself, for one or more thermostat valves in a room Detects open doors and windows owing to falling temperatures or in conjunction with the Bosch Smart Home door/window contact, adjusts the heating temperature and thus helps to save energy Compatible with Apple HomeKit, Google Assistant and Amazon Alexa Box contents: 1x radiator thermostat, 2x mignon/AA batteries, 3x adapters (Danfoss RA, Danfoss RAV, Danfoss RAVL), 1x installation guide Can only be used with the Bosch Smart Home controller available separately, Weight: 0.8377565956 pounds, Manufacturer: Bosch