Are you finding a air horn for your vehicle? This item is a single horn kit which can makes super loud sound, is a good choice for you Features: 1. Super loud 2. Premium zinc alloy material 3. Suitable for cars, trucks, motorcycles, trains, yachts 4. Eye-catching 5. Easy to install Description: 1. Blares out a loud and powerful warning. Can makes a super loud sound up to 125DB. 2. Top-class zinc alloy material is made to ensure maximum strength and durability for long lasting usage. 3. Voltage: 12V. Can be mounted on any vehicles that has a 12V direct current power available. Such as cars, trucks, motorcycles, trains, yachts. 4. Glistening chromes finishing makes it eye-catching on any vehicle. 5. Easy to install. You can choose with wiring harness or without wiring harness. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow minor deviation due to manual measurement. Specification: Type: Truck Air Horn Style: 450mm single tube air horn Size: about 17.7x3.9x3.6in, as picture shows Material: zinc alloy Applicable models: Suitable for cars, trucks, motorcycles, trains, yachts, for all models with 12V direct current power available. Color: Silver Caliber: 450 mm Power: 30 W Impedance: 5 ohm Sound level: 125 db Current: 10 A Voltage: 12 V Working temperature: -40-80degC Sensitivity: sensitive Frequency response: very high Package List: 1 set x Air Horn kit