How does mC HT400 SMART ROOM THERMOSTAT WORKS? mC HT400 Smart room thermostat with its 0,1-degree measurement accuracy sets your home temperature via application as you desired. You can save up to %30 of your gas bill by preventing boiler work unnecessary. What are the advantages of mC HT400 Smart Room Thermostat? - With Smart room thermostat, you can control your home temperature by app wherever you are in the world. - Create daily or weekly programs easily by your Smart Roo