NEBO Einstein 1000 Lumen Headlamp featuring Flex Fuel - is a low-profile, compact 1000 lumen headlamp with 5 light modes. The included rechargeable battery will power the light for up to 18 hours of use. NEBO Einstein 1000 Flex info: Turbo (1000 lumens): 10 second intervals* - 120 meters / 393 feet High (350 lumens): 3 hours - 55 meters / 180 feet Medium (150 lumens): 6 hours - 50 meters / 164 feet Low (10 lumens): 18 hours - 14 meters / 45 feet Red (5 lumens): 12 hours - 1 meters / 3 feet *Note: Above performance is with included rechargeable battery. You may operate using flex fuel and swap out the rechargeable battery for 2 x CR123A batteries, but runtime will be slightly reduced. *Turbo mode is designed to give you short bursts of power when you need it most. After 10 seconds, the light will return to the previously used mode to prevent the light from overheating and protect the battery. Turbo mode can be reactivated at any time. Compact and lightweight urable ABS and aluminum construction Water resistant (IPX4) Turbo mode included Rechargeable with flex fuel 1 rechargeable battery 1 micro-USB charging cable One button controls power and modes
