Double Shell Shape Horn Red Pl Not Relay

【300DB Dual Tone】: The 300db train horn has internal reflux design, MaxLouder 300DB train horn, providing you loud and clear sound, it is loud enough to draw other drivers' attention.
High Quality Material: The electric snail train horn is made of ABS polymer material, prevents corrosion; Our boat horn waterproof and easy to clean. The air horn will not short-circuit when it rains, prolongs the service life, more worry-free when using.
【Package Include & Easy to Install】: 2 snail air horns, 2 iron sheets, 2 screw hats; Easy to organize with screws and brackets.
【Wide Compatibility】: The loud train horn is suitable for almost any vehicle. While it is the perfect upgrade for trucks, it is also compatible with SUVs, passenger cars, boats, and motorcycles.