Feature●Working voltage 12V DC,Does not need the Compressor or Hoses.●Our marine horn is made completely out of stainless steel with a 304 non-magnetic grade.Suitable for freshwater and saltwater vessels.●The horn size is L :16 inch H:3 inch W:4 inch,It’s effortless to install because of the rubber gasket and stainless steel mounting equipment it comes with.●This boat horn has a clear sound and meets marine safety requirements.●It is widely used and designed for outside mounting and it can be installed on any transportation vehicle such as SUV, Trucks, Trailers & Boat with 12V power.Description