The Actik Core by Petzl is a rechargeable, compact multi-beam headlamp with red lighting, designed for outdoor activities including mountaineering, running, walking and backpacking. The Actik Core offers 450 lumens of power, which, along with its multi-beam design, makes it ideal for dynamic outdoor activities. Red lighting preserves night vision and prevents members of a group from blinding each other and the reflective headband provides night visibility. The Petzl Actik Core comes with the CORE rechargeable battery and is also compatible with three AAA/LR03 batteries (not included), thanks to the HYBRID CONCEPT design. Mounting accessories allow the lamp to be attached to any kind of helmet, or to a bicycle. Petzl Actik Core 450Lumen Headlamp Featutes Brightness: 450 lumens Weight: 75g Two beam patterns (flood or mixed) and several white brightness levels meet the need for high-performance lighting in dynamic outdoor activities: proximity or distance vision and rapid movement red lighting preserves night vision and prevents members of a group from blinding each other Reflective headband for night visibility CORE battery charges via micro USB port HYBRID CONCEPT design: ACTIK CORE comes with the CORE rechargeable battery and also works with three standard batteries single button for quick and easy selection of brightness or light color detachable, washable headband LOCK function to avoid accidentally turning it on during transit or storage Compatible with mounting accessories that allow the lamp to be attached to any kind of helmet, or to a bicycle Beam pattern: flood or mixed Energy: 1250 mAh CORE rechargeable battery (included) Charging time: 3 h Battery compatibility: alkaline, lithium or Ni-MH rechargeable Certification(s): CE Watertightness: IPX4 (weather-resistant)