Feature 1Polished Shiny Chrome Finish: This car air horn features a polished shiny chrome plated design, offering an eye catching and stylish appearance that enhances the look of any vehicle. 2Zinc Alloy Construction: Made from chrome plated zinc alloy, this air horn ensures maximum strength and durability, can withstand any outdoor environments and suitable for long term use. 3Includes Mounting Hardware: The car air horn kit comes with basic mounting hardware, making it easy to install and ready to use right out of the box. 4135dB Super Loud Sound: With a powerful 135dB sound output, this electric air horn delivers a safe and clear signal, ensuring you're heard in any situation. 5Wide Compatibility: Suitable for a wide range of vehicles, including cars, motorcycles, yachts, boats, SUVs, buses, and pickup trucks, this air horn is a versatile choice for all your needs.Item Type: ElectricAirHornMaterial: Zinc alloySize: Approx. 445mm / 17.5inWorking Voltage: DC 12VSound Level: 135dBOperating Pressure: 0.3Mpa to 0.8MpaFitment:Fit for 12V Car Trucks Boats Lorry And All Types Automobiles .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Horn1 x Air Pump1 x Connecting Tube14 x Mounting AccessoriesNoteInstall it in speaker system, can be used for replacing and modifying original car speakers