SecurityIng Waterproof 1200 Lumens 3 Modes XM-L T6 LED Bicycle Light Super Bright Bike Headlight LED Lighting Lamp with 4.2V 6400mAh Battery Pack and Charger for Camping, Hiking, Cycling and Other Outdoor Activities Can be used as Headlamp or Bicycle Light, Bike headlight. With Belt clip at the back of rear light and quick release bracket,Perfect fit for outdoor sports. Aluminum alloy casing, avoiding high temperature, anti fall off,Support Waterproof. Cree XM-L T6 LED Output Bright can come to 1200 lumen(Maximum). Internal wiring applies the high efficient booster circuit utilize batteries in the largest extent.