Mini Stainless Steel Single Drop-In Horn with Stainless Steel Grill - 12V Low PitchFeatures:All Stainless Steel Inside & Out304 Stainless Steel inside and out including a sealed sound unitNo rustGuaranteed for 5 yearsAll meet ABYC A-23 for boats up to 12 metersPre-wiredIt fits existing hole patternsSpecifications:Dimensions: 3"L, 3-1/4"W, 1-3/4"H (7.5 x 8 x 4.5 cm)Max Amp Draw: 3 Amps.Grill Dimensions: 4-7/8" x 2-3/8" with 4" hole centersRating: 106 dB @ 1 Meter Installed