Sell 2021 new2pcs Universal Car Auto 12V Super Loud Horn Vehicle Boat Snail Air Horn Waterproof Car Acces best price

Specification: Material: ABS Loudness coefficient: 300DB Technical support: Vehicle power: 12V E mark rating: HIGH 510HZ Single speaker size: diameter: approx.9 cm ; depth: approx.9 cm Features: 300DB Train Horn for Your Truck: The 300DB Train Horn offers the loudest sound on the market, while also being the most compact Train Horn offered. Fast Installation: The Train Horn is a high-quality, high-end train horn kit designed to integrate into as many trucks as possible. On top of that, the installation process takes less than an hour. Innovative Design: The Horn features an extremely powerful directly injected mini-compressor paired with a patented snail design to really charge and amp up the sound! All integrated into one small but powerful device. Extraordinary Equipment: There is no bulky air compressor, only a small device that produces incredible sound! It's so compact. Broad Compatibility: Train Horn is Suitable For Almost Any Vehicle! While It's the perfect upgrade for trucks, our horn is also compatible with SUV, passenger cars, boats, and motorcycles