Ace Heating and Cooling Touch Screen Programmable Thermostat

Universal compatibility for all system types. Large, lighted easy-to-read touchscreen display. It is compatible with virtually all North American heating and cooling systems apart from systems with electric baseboard heat (120 or 240 volt) and systems wit EASY-TO-READ TOUCHSCREEN: The large, lighted touchscreen display keeps comfort levels crystal clear HIGHLY COMPATIBLE: Works with virtually all North American heating and cooling systems COMFORT CONTROL: Choose between 2 or 4 periods per day, plus ensure consistency with programmable touch pad lockout for unauthorized users