UNIVERSAL SNAIL CAR HORN: Suitable for DC 12V vehicles:12V cars and trucks, motorcycles, all-terrain vehicles,karts,pickup,RV ,SUV,MPV,Van,off-road vehicles and any other 12V vehicles. INCLUDES: Snail car horn package includes 1 high-tone 520Hz horn, 1 low-tone 420Hz hornuniversal mounting bracket, nut, and female connectors. 300DB BRIGHT ALARM: The horn loudness 300db, can issue a warning that can not be ignored, attract more attention, avoid more accidents on the road, help to warn other vehicles and pedestrians, ensure your safety. SNAIL CAR HORN DESIGN: Exquisite breathing design with snail performance, heat, and strong. The electric horn is easy to install, it is flexible and portable. The sound is loud and unique and it has a long and unique personality. SHIGH QUALITY SNAIL CAR HORN: The use of high-quality ABS material + waterproof shell, Made of fine quality metal inside and aluminum alloy waterproof performance, long-term maintenance, even in extreme weather can be used smoothly.