High Quality Brand New - Discrete, Compact Black Design. 300DB Sound Volume, The Most Powerful on The Market! Low power consumption and high performance. Made from Quality metals and an ABS construction that won't oxidize,Low power consumption and high performance. Loud, Clear and Deep Train-Like Sound,Reduce unnecessary injuries and add a level of safety to your driving. The beautiful snail angle appearance adopts special waterproof and dust-proof design,Complete Water and Weather Resistance Simple Installation Universally used in most motorcycles, ATVs, go-karts, trucks and 12V power supplies.