Extremely powerful light 1200 lumen with constant brightness during the whole operation time Effective TIR-optics, which provides flood wide light for close application and for distances up to 80 meters Reliable and comfortable headband for convenient continuous usage Compact and light-weight flashlight without loss in reliability and durability Record runtimes - up to 100 days - and multi-color battery indication for well-timed battery change Side switch for simple one-hand operation and quick access to the main modes Complete correspondence to the highest standards of water resistance - submersible to 10 meters