Universal scheduling: 1 Day, 7 Day, 5+2, 5+1+1, Four daily periods, Two daily periods, and Non-Programmable.
Configurable auto or manual changeover.
Dual powered: 5 Wire (24Vac) or 4 Wire with 3 AAA batteries, **** "Included".
Non-Volatile memory with real time clock! Keeps time for up to Ten Years during a power failure. Automatically updates daylight savings time, and adjusts for leap year!
Programmable Fan with circulate mode for intermittent hourly operation (on 35%.)
Filter, UV lamp, and Humidifier pad monitor, selectable based on run time.
Adjustable partial or full keypad lockout.
Optional remote temperature sensing - Can use 1 or multiple sensors with temperature averaging.
Optional outdoor sensor.
Backed by an impressive 5 year Manufacturers warranty! ****energy star rated!