Fenix HL55 900 Lumens Rechargeable Headlamp with two Fenix Rechargeable Batteries, a Two Channel Smart Charger and LumenTac Battery Organizer Maximum 900 Lumen utilizing Cree XM-L2 T6 neutral white LED with a lifespan of 50,000 hours All-function switch in the head for easy and fast operation; Five adjustable brightness levels Uses one 18650 rechargeable battery or two CR123A batteries 160-degree tilt mechanism Includes 2x Fenix 18650 Rechargeble Batteries, Smart Charger and a Lumentac Battery Organizer