Honeywell Conventional 7- Day Programmable Thermostat Univ 7 Day, Heat & Cool Armchair programming allows you to program the thermostat from the comfort of a chair Clock automatically adjusts for daylight savings time Universal application; works with conventional and heat pump systems up to 2H/2C Large backlit display shows room temperature, set temperature and current time all at once Program is retained in memory in the event of power outage