SecurityIng Waterproof 4 Modes 1200 Lumens LED Bicycle Headlamp Light Super Bright Bike Powerful Headlight + 6400 mAh Battery Pack for Camping, Hiking, Riding, etc (Black) This Super bright LED bicycle light owns with 2 x Cree XM-L T6 LED, the max output can reach to 1200 lumens. This is a high level bicycle light, machined from aerospace aluminum with hard anodic oxidation, patent micro-chip control CC drive circuit, 4 level output regulate. 4 Switch Modes: Weak / Middle / Strong / Strobe. Suit for your different needs. Applies the high efficient booster circuit to the internal wiring, can utilize the batteries to a maximum extent. Two ears of the light is equipped with a cooling device, helping the heat dissipation, suitable for outdoor activities like camping, hiking, traveling and so on.