A simple, functional lamp at an attractive price point. Reliable Black Diamond quality! - Highest light output 300 lumens, range 55 meters - Range on medium power (150 lumens) 35 meters - Low power (6 lumens) range 8 meters - Internal 1500 mAh Li-ion battery - Continuous and strobe lighting - Adjustable light output - There is a micro-USB charging port on the side of the lamp - Battery life indicator leds - The flexible forehead strap is made of recycled fiber and feels very pleasant on the skin - Power setting memory: the lamp uses the same light power you last used when you turn it on again - Rainproof: IPX4 protection level Maximum operating times measured according to the ANSI standard: at the highest power setting 6 hours, at medium power 12 hours and at the lowest 140 hours. NOTE! In the ANSI standard, the power is measured until only 10% of the light power is left, i.e. there is a long fading phase.