Hazardous Location Vibrating Horn, Indoor/Outdoor, Voltage 120VAC, Amps 0.13, Gray, Decibels 100dB @ 10 ft., Height 7-5/8 In., Width 7-3/8 In., Depth 4-3/16 In., Housing Material Heavy Duty Die Cast, Mounting Wall/Pipe, Operating Temp. -13 Degrees to 104 Degrees F, NEMA 4X Rating, Standards UL