Features： 1、WIDE COMPATIBILITY: This snail horn is compatible with most models, motorbikes, boats, etc. It is high decibel and loud, which can effectively increase driving safety. 2、HIGH DECIBEL DUAL TONE: Internal backflow design, car horn produces a loud 120dB sound to alert others on the roads, which helps reduce unnecessary damage and enhances safety. 3、WATER RESISTANCE: The snail horn is made of ABS polymer material, erosion resistant and water resistant product, it won't short circuit in the rain. 4、LIGHTWEIGHT DESIGN: No bulky air compressor, just a small device to produce incredible sound. Customers often buy two for dual tone sound. 5、EASY INSTALLATION: Comes with screws and brackets for convenient installation. Low power consumption. Suitable for motorcycles and cars with DC12V systems. Specification： Item Type:?Car?Horn Material: ABS+Metal Voltage: DC 12V Sound: High tone, Low tone Decibels: 120dB Fitment: For Motorcycle and car with DC12V system Package List： 1 x Pair of?Car?Horn? 4 x Installation Accessories