SecurityIng&reg; 2400 Lumens XM-L T6 + XPG-R5 LED Bicycle Light Supoer Bright Bike Headlight LED Lighting Lamp with 8.4V Rechargeable Battery Pack & Charger for Cmaping, Hiking, Riding and Other Outdoor Activities Super Bright 2400Lm Bicycle Flashlight Headlamp Output bright can come to max 2400 lumen. Can be used as Headlamp or Bicycle Headlight. Internal wiring applies high efficient booster circuit utilize batteries in the largest extent. Perfect fit for outdoor sports, such as camping, traveling, hiking. Waterproofing design,Easy to install and use.