ECOOPRO 5000Lumen Led Headlamp 4 Mode Headlight Flashlight Torch with 2 Pack of Rechargeable Battery + AC Charger for Outdoor Camping Biking Hunting Fishing (Grey) Perfect fit for outdoor sports, such as camping, traveling, hiking. Internal wiring adopts an LINEAR regulator circuit. Material: Aluminum alloy casing, avoid high temperature, fall-off protection. Luminous Flux: Output brightness comes to 1600 lumen(Maximum). Package comes with 1x headlamp, 1x wall charger, 1x USB cable, 2x 18650 batteries.