... life: more than ordinary advanced LED light bulbs, more than 30000 hours life . Aluminum casing, shock-proof waterproof better. . Light perception: ... ordinary halogen 20-30LUMEN / W. . One year limited warranty.LED light bars are widely applied to trucks,cars,ships,and ... good station.differrent beam available, spot beam, flood beam. Hanma led light bar, provide you a more reliable, more bright, more ...