This item is a pair of car air horn, adoption of premium iron material, durable and sturdy, not easy to deform and break. It can effectively increase the sound to ensure your driving safety. Fit for motorcycles and cars, easy to install and operate. Features - ColorPurple - Material: Iron. - Size: Approx. 12.50X12.50X5.00cm/4.91X4.91X1.97in. - Aoption of premium iron material, sturdy and durable for long-term use. - The loud sound can help you warn other vehicles and pedestrians to ensure your driving safety. - Safe and smooth surface, will not hurt your hands. - Universal design, suitable for cars, motorcycles and other vehicles. - Easy to install, you can modify it yourself without spending money to go to a . Specification - Power Supply Voltage: 12V. - Power: 30W. - Impedance: 10. - Sound Level: 110db. - : 10A. - Voltage: 12V. - Working Temperature: -20-60 degree centigrade. - Frequency Response: 350±20, 420±20. Package list: 1 x Pair of Car Horns