Time Switch, Plastic Enclosure Material, 24 h Time Setting Mode, 75 (Min) Off;20 (Min) On Time Setting, 24 h Time Setting, SPST Contact Configuration, 120 V ac @ 60 Hz, 40 A, 1 Pole, Plastic, -40 °F Operating Temperature, +165 °F Operating Temperature, 5-1/16 x 3-1/16 x 8-5/16 in Size, 2 lb