Powerful 150 PSI Compressor: The train horn features a 3L (0.8 gallon) compressor with an automatic shut-off at 150 PSI for safety. It includes four shock-absorbing pads and a 30 amp fuse for added protection. The kit includes 4 trumpet air horns, a solenoid    valve, a 0.8 gallon tank, and tubing. (Note: Power switch not included.)

150DB Super Loud: The air horn kit can reach up to 150 decibels, with four horns working together to produce a powerful warning sound audible from several miles away, ensuring safety on the road.

Equipped Air Horn Switch: The kit includes a separate horn switch for convenience, eliminating the need for additional purchases. The air compressor automatically shuts down at 90°C (194°F) and restarts at 75°C (167°F) to prevent overheating.

Easy to Install: The train horn kit is designed to be small and portable, fitting easily under or behind seats. It is easy to move from one vehicle to another. (Note: Install horizontally; use extra Teflon tape around connections to prevent air leaks.)

Wide Compatibility: Suitable for all 12V vehicles, including cars, boats, trucks, tractors, vans, motorcycles, and more. Perfect for truck and van owners who want a distinctive and powerful horn.