Features： 1、The dual‑tone internal loop design, with a maximum loudness of 300dB, sends out loud warnings to others, and provides a certain degree of safety for driving. 2、The sound is bright, and the circular design enhances the sound warning effect. Our 12V snail horn can help you reduce unnecessary injuries. 3、Fully upgraded motors and horns are designed for use in fresh or salt water environments, and can be installed on any 12V truck SUV RV and ship. 4、Suitable for almost any weather conditions, enough to withstand the impact of any weather and snowstorm. You can use them anytime, anywhere. 5、Match for almost any vehicle, while It's the perfect upgrade for trucks, our horn is also compatible with passenger cars, boats and motorcycles. Specification： Item Type: Car Horn Material: ABS Colour: Black Sound Output: 110 (Db) Power Supply Mode: Vehicle Power 12V Power: About 30W Frequency Response: 500Hz Fitment: Universally used in all 12V cars, trucks, RVs, motorcycles, UTV and ATV, all kinds of car models Package List： 2 x Car Horn 2 x Iron Plate 2 x Fixed Screw