6000 Lm 3x Cree Xm-l U2 LED Front Bicycle Lamp Bike Headlights Black 1.Output bright can come to Max 6000 Lm [Lumens] 2.Extensive Lifetime of Cree LED (100,000 hours) 3.Aluminum alloy structure with wear-resistant anodized finish, deep heat sink finish. 4.Waterproof, but dont put it into water directly 5.Suitable for most indoor like home maintenance and outdoor activities like camping, fishing, hiking, map reading, night fishing, night flying, sailing, caving and hunting