Deluxe Stainless Steel Shorty Single Trumpet 12 VoltDimensions: 13-1/2L, 3-1/2W, 4H (35.5 x 9 x 10 cm)Max Amp Draw: 4 Amps Rating: 114 db@ 1 Meter Stainless Steel HornsAll Stainless Steel Inside & Out304 Stainless Steel inside & out including sealed sound unit No rust Guaranteed for 5 years.All meet ABYC A-23 for boats up to 12 metersPre-wired Fits existing hole patterns