Product details:

Large backlit display with soft-touch button interface Precise temperature control of +/-1-degreesF with auto change from heat to cool. Energy Star Rated 5-2 programming with 4 programmable periods per day Programming for weekdays, plus weekends. Compatible with heating and cooling systems* The FocusPRO programmable thermostat provides electronic control of 24 Vac conventional and heat pump systems (1 heat/1 cool) or 750 mV heating systems.