Lumen Boost Mode 6 FT Drop Rated 200M Beam Distance Powered by REDLITHIUM USB 3.0 Battery for All Day Run-Time, More Recharges, and 3X faster Charge Time. Easy to Use Rear Button Design Slide Focus for Easy & Fast Beam Control IP66: Dustproof and Water Resistance 3 Modes: High: 1,300- Lumens- 4 hrs; Medium: 800- Lumens- 8 hrs; Low: 100-Lumens- 24 hrs