Train Horn for Truck 2pcs 12V Air Horn for Car Snail Electric Air Horn Marine Boat Loud Alarm Kit Boat Motorcycle Dual-tone Car Horn Loud Signal (Black)

【Truck Train Horn for Your Truck】Our Train Horn offers the loudest sound on the market, while also being the most compact Train Horn offered.Exquisite breathing design with snail performance, heat and strong.

【Dual tone loudly】The internal reflux design, up to loudness, gives you a loud voice to warn others, and provides a certain degree of safety for driving. Our 12V snail horn can help you reduce unnecessary injuries.

【Innovative Design】: Our Horn features an extremely powerful directly injected mini-compressor to really charge and amp up the sound! All integrated into one small but powerful device!

Caliber: 9CM (diameter)

Low audio: 410Hz

High frequency audio: 510Hz

【Broad Compatibility】: Train Horn is Suitable For Almost Any Vehicle! While It's the perfect upgrade for trucks, our horn is also compatible with SUVs, passenger cars, boats and motorcycles.

【Waterproof Material】polymer material, strong corrosion resistance,waterproof product,It won't get rusty and circuit short when it is raining.