Features:
150db loudness, loud and clear sound.
No air tubes needed, no external air supply needed.
It comes with fixing bracket waterproof cover, made of pig iron and plastic, durable in use.
Powered by 12V DC, low power consumption and high performance.
Snail train horn, beautiful appearance with special waterproof and dust-proof design.
Easy to install, no installation instructions required.
It requires only one fixing point.
Fit for any 12V car, truck, vehicle, motorcycle, yacht, boat, SUV, bike, buses, pick-up sea vessels, etc.