About this item Increase your driving confidence: CHENHO 12v car horn is plenty loud enough to get other driver’s attention. The 120dB car horn is a huge improvement over the stock horn, people will move out of your way when needed The loudness won’t be ignored: The car horns 12v loud enough to gets the other driver’s and pedestrian’s attention. Get rid of the clown horn, you need to be heard in any emergency situation. Please do not use it near the school or hospital Why choose CHENHO: The 12V horn has high fixed mounting bracket, pure copper spiral coil, ABS engineering plastic shell, super loud diaphragm. Come with excellent material, scientific design can get high powered sound and longest lifespan 10-min quick installation: The 12v horn kit is no polarity. Please make sure the horn mouth down not up to protect it from mud and the car have enough room to install the snail horn. Universal fit for all 12V vehicles(car, truck, SUV, motorcycle, yacht, boat, off-road vehicle, bus, etc) No more frequent replacements: The car horn replacement build quality, upgraded waterproof material, the auto horn can be sounded more than 200,000 times, longer lifetime, with 12 months warranty