COOCHEER Train Horn for Truck 150DB Super Loud 4 Trumpet Air Horn Kit with 120PSI 12V Air Compressor (0.42L) Train Horn Kit for Truck, Car, Boat, Vans Most 12V Vehicles - Latest Version

[Latest Version] - Based on user experience and feedback, we have launched this new train horn kit. The new version of the air horn kit has been upgraded mainly in terms of material and design, making it more durable and loud, and greatly enhancing the product's service life [4 Trumpet Train Horn for Truck] - Made of high quality zinc material and chrome-plated metal to ensure maximum strength and durability for long-lasting usage, which is designed to be weather resisant, enough to withstand the any weather [Super Loudest to 150DB] - The 4 trumpet air horn kit will produce a powerful 150DB sound. These train horns can fit in almost any vehicle,such as: cars, train, trucks, tractors, RV, buses etc [120PSI 12V Air Horn Compressor] - This kit includes a compressor that has a 1.59-gallon tank and pumps up to 120PSI. When the pressure drops to 90PSI, the compressor will kick on and pump back up to 120PSI. The 12 volt DC power source compressor can be mounted in any position almost anywhere in your vehicle [Easy Installation] - Air horn for truck is very easy to install, flexible and portable, so you can easy to move from one car to another. The horn kit includes basic mounting hardware, hose, and relay, you don't need to worry about buying hardware or relays for installation.(Note:The product needs to be installed horizontally，please don't install inverted or inclined.)