Honeywell YRLV430A1005/U 5-2 Day Programmable Thermostat for Electric Baseboard Heating Separate programming for the weekdays and weekends; up to 4 program periods per day Saves energy with personalized temperature control TRIAC silent switching for accurate temperature control of +/-0.5F Compatible with electric baseboards (120-240V), convectors, and radiant ceilings Fast, easy, two-wire installation