Feature: 1. Polished 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. 2. Zinc 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. 3. Includes 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. 4. 135dB 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. 5. Wide 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. Specification: Item Type: Electric Air Horn Material: Zinc alloy Size: Approx. 445mm / 17.5in Working Voltage: DC 12V Sound Level: 135dB Operating Pressure: 0.3Mpa to 0.8Mpa Fitment:Fit for 12V Car Trucks Boats Lorry And All Types Automobiles. Package List: 1 x Horn 1 x Air Pump 1 x Connecting Tube 14 x Mounting Accessories Note: Install it in speaker system, can be used for replacing and modifying original car speakers