Stainless Steel Mini Drop-In Single 12 Volt Lo PitchDimensions: 3""L, 3-""W, 1-3/4""H (7, 5 x 8 x 4, 5 cm)Max Amp Draw: 3 Amps, Grill Dimensions: 4-"" x 2-"" with 4"" hole centers, Rating: 106 db @ 1 Meter InstalledStainless Steel Horns, All Stainless Steel Inside & Out, 304 Stainless Steel inside & out including sealed sound unit , No rust , Guaranteed for 5 years, , All meet ABYC A-23 for boats up to 12 meters, Pre-wired , Fits existing hole patterns SKU: CW42118