Features:All metal material， small and durable.Simple design， can turn over the horn with the base.Motor driven for an authentic sound.A good accessory for your vehicle.Works on motorcycles， electric cars， trucks or anything with 12V system.Specifications:Color: RedMaterial: MetalVoltage: 12VSound Volume: 110DBItem Size: 7.5 * 8 * 9cm / 2.95 * 3.15 * 3.54inItem Weight: 214g / 7.55ozPackage Weight: 8.5 * 8.5 * 8.5cm / 3.35 * 3.35 * 3.35in (L * W *?)Package Size: 241g / 8.51ozPackage List:1 * Horn