Wiring Device-Kellems Jewel and Pilot Light Switch, Extra Heavy Duty Industrial Grade Standard, 120/277 VAC, 1/4 W Power, Positive Snap, Toggle Actuator, Back/Side Wired Connection, IP44 Enclosure, Threaded Mounting, 50000 Operating Cycles, Thermoset, Red, Environmental Conditions: -40 to 75 deg C Temperature, 4.09 in H x 1.31 in W x 1.47 in D Dimensions