YIYIDA car horn boat Air 170DB Truck ship Silver Stainless Steel Tank Prolong the sound loud Double tube Speaker suitable for 12V 24V lorry train etc

► A good horn must be equipped with a good quality solenoid valve! Upgraded copper wire terminals, copper coil combination, better conductivity, stronger air pressure, and faster response. Designed for use in fresh or salt water environments, in almost any weather condition, you can use them anytime, anywhere! ► Upgraded version of zinc-chromium 12V, 24V double-tube horn, bright and polished, will not rust. Double-tube horn, stainless steel gas tank, high-quality solenoid valve, aluminum alloy base! The speakers are great value for money, and the price is much lower than the $189 on the market. Excellent value for money, worth having, come and try it! ► Air horn works with any 12V or 24V truck, RV, motorcycle, boat, SUV, etc. The stainless steel gas tank releases the gas slowly, making the horn emit a longer sound, protect your ears, and emit a loud sound to warn others, improving the safety of driving. ► Large-diameter speaker, double-tube design, louder sound and farther spread! Horns require an additional source of air. The speaker is easy to install, just install it on the air compressor. The horn emits a deep sound similar to tugboat or train horn, and the stylish black and silver combination gives you a different feeling! ► Unique 304 gas tank design, dustproof and waterproof, flexible and portable. The sound of the speaker can travel far, the maximum sound can reach 170DB, please do not use it near schools or hospitals. If you have any questions, please contact our customer service.