Features: Experience unparalleled safety with our 300DB Super Loud Train Horns, designed to deliver incredibly powerful sound that ensures your presences is noticed on road. Crafted from iron and copper materials, these 12V/24v waterproof air horns are built to withstand harsh weather conditions, offering long lasting Performances and easy installation. Ideal for motorcycle enthusiasts, car modifiers, and drivers seeking enhanced vehicle safety, this universal horn kit fits seamlessly into various vehicles including cars, motorcycles, trucks, bikes, and boats. Perfect for city streets, highways, and complex traffic environments, these electric snail double horns significantly boosts your vehicle's visibility and warning capabilities. Upgrades your automotive accessories with a reliable horn replacement kit that combines functionality and durability, ensuring you stay safe and heard in any driving situation. Specifications: Material: iron brass Type: 12v/24v(optional) Size: about 77x87x90mm/3x3.4x3.5inch Package Includes: 1 set 300DB Train Horn note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.