HT-65 is a new design Fan-forced (in-wall) smart thermostat, a self-contained hydronic baseboard smart thermostat, In-ceiling radiant smart thermostat with configuration minor change. With this thermostat, you can use smart home app to control remotely to save energy and money with its smart features. Feature: Energy saving expert Fahrenheit temperature and Celsius temperature Switchable Heating/Cooling Mode Output of Heating Statistic Child Lock Open Window Detection Easy Operate