Bright Alarm- 12v car horn is plenty loud enough to get other driver's attention. The 300DB car horn is a huge improvement over the stock horn, people will move out of your way when needed.Premium Material- Made of fine quality metal inside and ABS surface coated in black color for a long lasting finish. It wont get rusty or circut short. Providing longer service life.High Performance- The speaker uses 12V DC power supply, low power consumption, through this efficient speaker can improve the vehicle's output sound quality, and produce clear and loud sound.Wide Applications- Universal fit for almost all 12V vehicles, car, truck, yacht, boat, off-road vehicle, bus, etc. And our horns are also compatible with SUVs, passenger cars, ships and motorcycles.Easy To Install- Our snail horn is equipped with screws and universal brackets; it makes it easier for you to install it; , so you can install the speaker in any position.