Honeywell Electric Heat Thermostat, 120/208/240/277 VAC, 22 A at 120/208/240 VAC, 19 A at 277 VAC Non-Inductive Resistive, 2280 to 6094 W Power, 60 Hz Frequency, 1 Heat Stages, SPST Switch, Bi-Metal Sensing Element, 3 deg F Differential, 40 to 80 deg F Settings, 40 to 80 deg F Ambient, 6 in Black and Red Lead Wire Connection, 1 deg F Accuracy, Hardwired Power Source, Vertical Mounting, Dimensions: 4-9/16 in H x 2-7/8 in W x 1-15/16 in D, Beige, Brush Gold