Would you spend $19.99 to save hundreds of dollars over and over again? Equipping your home with this Rite Temp programmable thermostat is a real no-brainer! Slash heating and cooling costs the easy way with this 7-day programmable thermostat. It provides individual daily programing for the ultimate in 7-day customization, even without customization the unit is pre-programmed with an Energy Star compliant program that can save you up to $100 a year on energy bills. Features backlit screen, calibration capability, push button adjustments, super-easy programming with copy function, air filter alert to remind you to change your furnace filter, thermostat lock and an easy-to-install design. Supports a wide variety of systems including 1 and 2-stage heat/cool, heat pumps, zoned baffle systems and more. 1-year limited warranty.