Lux Products TX9600TS Programmable Large Touchscreen Heating Cooling Thermostat, White 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 with 2-cooling stages Biggest size display, Easy-to-use touchscreen menu operation. User-selectable periods per day (2 or 4), Programmable touch pad lockout for unauthorized users Adjustable heat/cool set temperature limit stops, Energy usage monitor. Refer user manual below Programmable air filter life timer, Temporary temperature override, Adjustable temperature differential (swing).