Train Air Horn with Compressor, 12V 120DB Snail Electric Horn with Relay and Wiring Harness, Waterproof Super Loud Vehicle Train Horn, Auto Accessories Universal for Trucks, Motorcycle, Boat, Ship

【120DB Air Horn】: This air horn kit can emit a sound of up to 120 decibels, which is enough to warn drivers around and thus avoid traffic accidents. It will not be as harsh as other 150db, making your driving safer and more comfortable. 【Top Material】: Our train horn is made of high quality ABS and metal, it is very durable and can work in various temperature environments. In addition, they come with a relay harness that contains a fuse to help extend the life of the horn, making them a useful accessory to improve your driving safety. 【Air Pump Design】: Our air horn has a powerful direct injection micro compressor, integrated design with air pump, no need to have air source in the car. It's very easy to install, you can install it manually with the harness kit we distribute, just connect it to the 12V power supply and you're set! 【Universal Fit】: The loud car horns are compatible with most 12V cars, yachts, bicycles, trucks, buses, boats, SUVs, ships, motorcycles and so on. Ideal gifts for car lovers, to offer them a safe driving experience. 【Note】: The operating current of the relay should be more than 10 A, the temperature adaptation range of air horn for car is -40-80 degrees Celsius. Please tighten the solenoid valve gas tube connector and clean the filter frequently to avoid blocking and affecting the tone.