Have full control of the temperature and keep your home comfortable at any time. The only thing you need to manage all your Shelly H&T devices is a mobile phone and the free Shelly Cloud app. Shelly H&T stores the temperature and humidity history in your home for 1 year - day by day, hour by hour. With Shelly H&T, you can optimize energy consumption to heat or cool your home. Do not spend extra money on energy consumption if you are not at home.