General description The Air Car Truck Black Horn is designed for any 12V vehicles, including trucks, lorries, trains, boats, and cars. It produces an impressive sound level of up to 120 ± 5 dB, ensuring safety during your travels with its high-quality speakers. Technical specifications Sound Level: 120 ± 5 dB Material: Metal Dimensions: Measurement allowed error is +/- 1-3 cm Installation Fix the engine to a designated position on the vehicle using a nut. Install the air tube horizontally outside or within the engine compartment. Connect the air hose, relay, and 12V power source. Usage This horn can be used in all weather conditions, as it is resistant to various environmental factors and high temperatures. Other information Package Contents: 1 * Air Intake Kit Note: Light shooting and different displays may cause the color of the item in the picture to differ slightly from the actual product.