Upgrade your vehicle's sound system with our double tube air horn. The enhanced air compressor and larger coil deliver powerful air pressure, resulting in a louder and clearer sound output. Installing our train horn kit is a breeze - simply connect the speaker wire to your car's system and the air horn for seamless operation. Crafted from premium chrome-plated zinc and durable ABS plastic, our air horn is waterproof, wear-resistant, and corrosion-resistant, ensuring reliable performance even in adverse weather conditions. Compatible with all 12V vehicles including SUVs, motorcycles, yachts, off-road vehicles, buses, and trains, our high-quality air horn is designed to stand the test of time. Upgrade your vehicle's sound system today with our reliable and long-lasting car air horn. Item Name: Air Horn Material: Chrome Voltage: DC12V Current: 18.0A Sound Level: Virtual Standard 600dB Operating Air Pressure: 0.1Mpa-0.15Mpa Features: Universal, Easy to Install, Durable Size Details: Horn Size: 7.2cm x 7.2cm x 16cm/2.83" x 2.83" x 6.3" (Approx.) Horn Size: 7.7cm x 7.7cm x 20.5cm/3.03" x 3.03" x 8.07" (Approx.) Total Size: 15.5cm x 7cm x 20.5cm/6.1" x 2.76" x 8.07" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Set of Air Horn