AFI Mini 11031 Hidden Horn by AFI Sold out $23.44 SKU AFI11031 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Totally sealed sound unit Type 304 stainless steel diaphragm and mounting bracket Dimensions: 3" L x 3-1/4" W x 1-3/4" H 12 volt