1. SUPER NOISE: Equipped with upgraded air compressor and larger coil, which can make the horn make a louder and clearer sound. 2. Durable material: The interior is made of high quality metal for maximum strength and durability. Durable enough to withstand any weather. You can use it anytime, anywhere. 3. Fitment: The horn is suitable for any vehicle with 12 volt DC power, such as car, truck, motorcycle, boat, off-road, bus and so on to meet your needs. 4. Fine workmanship: professional production, exquisite workmanship, ensure stable performance and high reliability, long service life. 5. EASY TO INSTALL - Manufactured strictly to meet the original standards, great replacement for the old or broken one, improving efficiency. Specifications: Item Type: Air Horn Material: Metal, ABS Voltage: DC 12V Current: 20.0A Sound: 130 dB Working pressure: 0.1mpa-0.15mpa Fitment: suitable for trucks, cars, SUVs, pickups, yachts, motorcycles. How to use: Simply connect the two wires of the horn to the 12V power supply and it will work normally. Packing List: 1 x Horn 1 x Bracket 4 x Screw Bars 4 x Nuts 4 x screw mats.