2Pcs Universal Loud Car Horn, Optional DC 12V/24V Electric Snail Horn, Super Loud Waterproof Horns Siren for Car Truck SUV Boat Function: -Dual Tone Loudly: Up to 300DB loudness, gives you a loud voice, and provides a certain degree of safety for driving. Our snail horn can help you reduce unnecessary injuries. -Design: High and low dual tone independent crossover design, large diameter sound hole, bright sound, strong penetration, all of which are integrated in powerful device. -Wide Compatibility: The Horn is suitable for almost any vehicle Our horn is compatible for SUVs, passenger cars, boats, etc. -In The Box: 2 x Universal Loud Car Horn. Specifications: Item name: Electric Snail Horn Colour: black Material: Pure copper connector + built-in fine copper coil. Universal: Universal fit for most car, truck and boat. Voltage: DC 12V/24V optional Sound level: 300db±5db Item size: As shown Total weight: 2.45kg/5.40lb Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.