This solid state horn has no moving parts to break or wear out. It draws less than 1/2 amp at both 12 and 24 volts.
For vessels under 12 meters (39.4 ft); meets ABYC standards and U.S. Coast Guard regulations
Operates on 12 volt or 24 volt systems; polarity protected
Built-in water evacuation drainage system
Mounting gasket included
Fundamental frequency is 250 Hz
Dimensions: 4.5"L x 2.27"W x 2.63"D
Requires 2-1/4" diameter mounting hole