Question about tado° Smart radiator thermostat - Quattro Pack

Yes, they do. The tado° Smart Thermostat helps to measure more accurately.

Yes, this is possible on the APP

Yes, the measured and set room temperature is displayed. We have cast iron radiators so the temperature would be a lot higher than the room temperature. They do an excellent job, only the battery life is short, we now have the rechargeable batteries suggested by Tado - much better.