tado° Wireless Temperature Sensor, an accessory to Connected and Smart Radiator Thermostats. Discover a new level of comfort and well-being, measuring the temperature where it matters most to you with the tado° Wireless Temperature Sensor. Conveniently control the temperature in a room with multiple radiators from wherever is most convenient for you. Compatible with tado° Connected Smart Radiator Thermostats and Connected Smart Thermostats. To benefit from the additional climate comfort of the Wireless Temperature Sensor, you will need an existing tado° Starter Kit (V2, V3, V3+) with an Internet Bridge automating your heating.