Piezo Electronic Flush Mount Signal Boat HornInnovative lighting brings a great electronic flush boat horn that is perfect for any boat. Featuring no moving parts meaning there's no parts to break or wear out. Two different settings of either 12 or 24 Volts both only draw 1/2 Amps. Meets ABYC and US Coast Guard standards and regulations on vessels under 39.4 ft in length. The horn has w white body and can be heard at 108 for 1 meter. Comes with mounting gasket. The built in water evacuation drainage system keeps water from corroding the inside and from damaging any electronics.Features: Fundamental Frequency: 250 Hz; Operates on either 12 or 24 Volts; Decibles: 108 @ 1M; Max Amperage draw: 3; Mounting Gasket included; Meets ABYC & US Coast Guard standards for boats less than 39.4'; Build in water evacuation drainage system; Dimensions: 4.5" L x 2.27" W x 2.63" D;