Car 12V Universal 150DB Horns Loud Powerful Dual-Tone Compact Electric Carbon fiber pattern Air Horn for Motorcycles cars boats Car Universal Loud 12V 150db Horn Electric Snail Motorcycle Horn Waterproof Horns Siren for Car Motorcycle Truck SUV Boat Description Product Name: Durable 12V Motorcycle Air Horn Features: - Electroplating integrated design, The horn conforms to aerodynamics and cleverly incorporates the body decoration style, which is unique and not abrupt, showcasing personality. - According to the testing standard of the car air horn, the distance from the front of the tested horn is 2m, which can reach more than 150DB. - Upgraded compressor, red copper coil, vacuum chrome plating, fast response, there is no need to have air source on the car. - The horn perfect replacement or addition to any 12 volts vehicle, such as motorcycle car truck lorry bus van boat motorcycle etc. - Easily connect to the car power supply system using the wiring harness we provided, without requiring a lot of effort for modification. Place of Application: Motorcycle / Car / SUV / Truck / Bus / Pickup,etc. Note: - After connecting the line, press the horn button, the horn will not sound, and the relay will not clatter, which means that the blue line and the white line are wrongly connected. They should be connected to the power supply of the original car respectively. They can connect the horn line of the original car or the battery. - The air pump makes a whine sound but the horn doesn't sound, which means that the positive and negative terminals under the air pump are connected reversely. The yellow wire should be inserted into the positive pole and the black wire into the negative pole. - The sound of the horn is not stable, and sometimes it will break. That's because there is paint on the frame where the black wire is grounded, which affects the normal power on of the negative pole. As long as it is connected to a good power on position, it is OK. Product Weight: 815 G / 28.75 Ounces Product Dimensions (L*W*H): 130*120*70 MM / 5.12*4.72*2.76 Inches Package Weight: 881.0 G / 31.08 Ounces Package Dimensions (L*W*H): 170*125*85 MM / 6.69*4.92*3.35 Inches Retail Packaging: Yes, General Box Package Including: 1 x Car Horn Snail 1 x Horn button cable 1 x Relay Harness 1 x Installation Parts 1 x Stickers _x000D_