Sylvil 300DB Super Loud Car Horn, 12V Waterproof Durable Auto Air Electric Snail Horn, Vehicle Air Horn Replacement for Motorcycle, Truck, Bike, Boat, Universal Car Accessories (Black)3.5 out of 5 stars 18$9.99

【Super Loud】: This automotive air electric snail horn is loud up to 300 DB and has a stable frequency. Its sound is bright and crisp with high and low full tone penetration. This clear and loud sound can warn surrounding vehicles and pedestrians, thus avoiding collision, tailgating and improving driving safety. 【Reliable Material】: This product is well sealed and has a waterproof ABS exterior coating, so it can be used even in harsh rain or snow. The high-quality copper interior and pure copper terminals are not easy to corrode and rust and have good conductivity. It is also high temperature resistant and works stably. 【Unique Design】: This car horn uses a small but extremely powerful direct-injection mini compressor to get rid of the large and bulky air compressor for you. It is paired with a unique large snail shaped design that vibrates through the resonance box to really enhance and amplify the sound. 【Installation Method】: It with bracket and screws for easy installation. All you need to do is unplug and remove the old snail horn, then insert the new horn following the same installation method, don't forget to turn the opening of the horn downwards to avoid mud and water. Finally, restore the cover. 【Widely Used】: This car air electric snail horn is suitable for various vehicles, like trucks, SUVs, lorries, RVs, buses, boats and motorcycles. It can be installed anywhere in your car, please remember to connect the 12V power supply. You can give it as a thoughtful gift to your family or good friends.