Programmable Thermostat, Conventional 7-Day

7 day, 1 program thermostat, for each day of the week, lit display, permanent & temporary override, set point saved in power loss, single stage heating & cooling, heat & cool only, central air, furnace, warm air, heat pump with & without auxiliary heat, hot water & steam or gravity, 750 millivolt, gas fireplaces 24v or 750 millivolt.