Product Name: 2000lm USB Rechargeable Headlamp Built-in Battery LED Head Light Model NO.: 21-1S19156B 21700 Warranty: 1 Year Certification: CE Battery Type: Lithium Ion Material: Aluminium LED Chips Brand: Osram Lighting Time (Hours): 4 Feature: Anti-fog Irradiation Distance: 50-100m Usage: Camping, Emergency Lighting, Hiking Trademark: OEM Origin: China Product Description Our Advantage* Insurance!We make sure production under our control and take full responsibility to goods supplied by us.* Good Service! We are focused on this range of products hence we are professional in this category. We are good at developing new products,sourcing cheap items, and doing quality control.* Eight years of experience* Professional testing* Competitive price* Logo and color can be customizedProducts Description* LED Bulb: 20W LED* Output: 2000 lumens (100%)* Light range (1Meter): 200 meters (100%)* Material: Aluminum* Product size(L×W×T): 45x30x100mm, 220g* Switch Function: 40%/ 15%/ 3%/ off Long press 100% which last 40 sec or last until next click on the switch Double press strobe (fast)* Powered by 1x 4000mAh 21700 lithium battery, INCLUDED* Discharge time: 5 hours (40%)* Waterproof: IPX4* With a USB cable (Unscrew the switch part to charge the light)* Color and LOGO can be customizedDetails Images