Honeywell Home 5-2 Day Programmable ThermostatThe Honeywell 5 2 Day Programmable Thermostat has a simple interface and offers separate weekday and weekend programming. It continually adjusts the pre heating or cooling of your home so you are comfortable when you wake up, come home or at any other time you prefer. 5 2 programming with 4 periods per day Accurate temperature control of + 0. 50C Backlit display for easy viewing even in dimly lit rooms or hallways Easy access battery compartment