【Newest 110DB Speaker】: This super loud electric train horn is designed with internal recirculation, and the volume is up to 110DB, allowing you to make a loud and clear sound to warn other cars or people. In addition, our 12v speakers work directly in your car without any voltage converter. 【High-quality material】 Our snail horns are made of ABS polymer material, which has strong corrosion resistance. And the product is waterproof, durable, no rust, no short circuit, no cracking on sunny days, not affected by rain and strong light, very durable! 【Lightweight and easy to install】 Our truck horn has only 12V safe voltage and small size. The installation process takes less than 30 minutes. You can simply remove the replacement horn and connect it directly to our truck horn. Our snail horns come with screws and brackets. Note that the horn should be facing downwards to facilitate drainage. 【Wide Compatibility】 The snail horn works with almost all vehicles! While it is the perfect upgrade