Audible Alarm Type Horn, Visual Indicator Type No Visual Indicator, Voltage 120V AC, Decibels 100 dB, Sound Pattern Continuous, Indoor/Outdoor Indoor, Outdoor, Mounting Wall/Pipe, Height 7.625 in, Width 7.375 in, Depth 4.1875 in, Vibrating Yes, Housing Material Heavy Duty Die Cast, Rating NEMA 4X, Operating Temp. -13 Degrees to 104 Degrees F, Standards UL, Amps 0.13, Color Gray, Hazardous Location Vibrating Horn, Hazardous Class I, II, III, Hazardous Division 1, 2