Feature 14 trumpets air horn, made of high quality zinc alloy for maximum strength and durability, weatherproof can provides full protection. 2Chrome plated surface for glossy appearance, wellpolished shiny horn can greatly enhance appearance of your vehicle. 3145dB loud sound, the horn produces a loud roaring sound, safe and reliable to remind passenger or other vehicles around. 412V/24V train electric air horn, come with basic mounting hardware for easy installation. 5Flat base, with electric valve, suitable for most vehicles, also fit for motorcycle, yacht, boat, SUV, bike, buses, pickup sea vessels. ect.Condition: 100% Brand NewItem Type: Electric Air HornMaterial: Chrome Plating Zinc AlloyColor: SilverTrumpet Length: Approx. 290mm/11.4in, 290mm/11.4in, 340mm/13.4in, 400mm/15.7inTrumpet Diameter: Approx. 160mm/6.3inVoltage: DC 12V/24VCurrent: 4.0ASound Level: 145dBOperation Air: 0.3Mpa-0.8Mpa .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 x4 Trumpets Air Horn1 x Pad3 x Mounting Screw6 x Gasket