1.heating and cooling room thermostat. 2.large LCD display with backlight 3.wall mounting 4.heating thermostat 5.CE Detail product description ApplicationThis ... LCD display with backlight, continuous backlight option.2.Simultaneous heat and cool set point storage.3.Display of room temperature, ... /1COn,AutoNon-programmableSAS900STK-21H/1COn,Auto5 weekdays+2 weekend heating and cooling room thermostat