of application: designed for outdoor mounting on any 12V vehicle, truck, SUV, RV, , motorcycle etc in a fresh or water environment. for almost any weather, tough enough to withstand any weather and any form of . You can use it anytime and anywhereInstallation method: unique design, performance and strength, and design. The air horn is easy to install. A wire is connected to the positive pole of the power supply and the negative pole is connected to the iron part of the bracket. Flexible and portable, and has the characteristics of easy transfer from one car to another. The cow has a long and unique personality.color: redmaterial: metalthe sound could spread widely, please do not use it near school or . If you have any questions, please contact our customer service.Size: 20x13.8cm1x speakerHigh quality material: made of high quality materials, the horn inside is made of high quality metal for maximum strength and durability. The material is robust and durable. Stylish red, unique cow sound that shows you something different.Can be installed in any vehicle with DC 12V, car, truck, motorcycle, RV, , etc. It is enough for daily use