HK 12V 150db Car Air Horn, Super Loud Dual Trumpet Air Horn Kit with Compressor for Any 12V Vehicles Trucks Lorrys Trains Boats Cars Vans Kit (Black)

High-Cost Performance: It is made of high-quality chrome plated zinc alloy material, which can ensure air horn durability and longevity.It can work in a variety of temperature environments, no matter wherever you are.
Universal: The air horn fits on Any 12 Volt DC Power Vehicle(For Car, Truck, SUV, Motorcycle, Boat, off Road Vehicle, Busses etc).
Super-Loud: 12V Dual Trumpet Air Horn Kit will produce a powerful 150DB loud tuned train sound that can't be ignored.
Easy to install: Package including 1 X Dual Trumpet Air Horn, 1 X Air Compressor, 1 X Set of Mounting Hardware,1 X Relay,1 X Relay Socket,1 X Wire harness.You just need to buy some electric wires.
WARNING: This dual air horn is really loud. Please do not use it near school or hospital, residential area.