Honeywell Home 7 Day Programmable Thermostat

Honeywell 7 Day Programmable Thermostat. Program each day differently - Up to 4 periods per day. Energy Savings - Program to save up to 33% on annual heating and cooling costs (if used as directed. Savings may vary depending on geographic region and usage) . Easy to Use - Basic operation keeps programming simple. Backlit Display - Easy to read, even in dimly lit rooms and hallways. Early Start Function - Adjusts the pre-heating/cooling of your home so you are comfortable at your programmed times. Precise temperature control of +/-1 F to maximize comfort. Display Options - C or F temperature - 12 or 24 hour clock. Compatible with heating and cooling plus heat pump systems. Does not work with electric baseboard heat (120-240V) and multi-stage heating/cooling systems.