180Db boat trumpet 12v/24v electric single air horn marine stainless steel for yacht car truck This air horn is constructed of premium-quality material to ensure maximum strength and durability for long lasting usage, and is designed to be weather resistant. Sounds safety and clear, suitable for trucks and all types automobiles.Features:Precise marine grade solid stainless steel.Maximum corrosion resistance and durability in the saltwater environment.Polished to a beautiful mirror-like finish.Loud and clear sound.Low power consumption and fine performance.Specifictaions:Material: stainless steel;Color: silver;Voltage: 12V, 24V (optional);Decibel: 180dB;Size: 475 * 130 * 105mmm / 18.7 * 5.1 * 4.1in;Weight: 851g / 1.88lb;Package size: 485 * 125 * 110mm / 19.1 * 4.9 * 4.3in;Package weight: 1062g / 2.34lb;Package includes:1 * Truck Air Horn;1 * Set of Accessories