Manual or programmed ON/OFF switching. Real time clock with day/date calendar. Easy to read LED display. Programming buttons accessible without removing wall plate. Eight programs can be assigned to any day or combination of days of the week. Automatically calculates sunrise and sunset times based on latitude and longitude. Audible or visual occupant warning before OFF. Power failure memory. Zero crossing circuitry. cULus listed. Load: Incandescent, fluorescent, compact fluorescent (CFL), magnetic low voltage (MLV) and electronic low voltage (ELV), 1/6hp.