LUX Low Voltage Digital 7-Day Programmable Thermostat P722U - 2 Stage Heat 2 Cool Heat Pump 24VAC

Feature rich thermostat with easy customizable settings. 7-day programmable with 2 or 4 periods per day or non-programmable. exclusive lux speed slide for easy programming. easy installation, easy-view back light, programmable keypad lockout, special-day programming, 5/2 minute selectable time delay for equipment protection and selectable smart recovery. additional features include user temperature calibration in both fahrenheit or celsius, am/pm clock or military time option, air filter monitor, adjustable temperature differential/swing/limits, and 2nd stage heat offset. dual powered 24 vac or (2aa) alkaline batteries (included). universally compatible with conventional heat & a/c, up to 2-stage heat / 2-stage cool, heat pumps with up to 2-stage heat / 1 stage cool (including aux/emerg heat), 2 and 3-wire hydronic systems (hot water baseboard & radiator), gas millivolt heaters. not compatible with line voltage systems that are (120/240 vac). "g" terminal available for fan operation controlled by auto / on fan mode switch. 5 year limited warranty.