Details The rechargeable Petzl ACTIK CORE headlamp offers 350 lumens of power which, combined with its mixed beam, makes it ideal for outdoor activities like mountaineering, running, hiking and backpacking. A HYBRID headlamp that comes with CORE, a battery that is rechargeable via standard USB port. It is compatible with standard batteries without the need for an adapter. Red lighting preserves night vision and prevents blinding other members of the group. Its reflective headband helps you to be seen when a light is shone on it, and is equipped with an emergency whistle for rescue situations. Lumens Max 350 Run Time White Light: Max Autonomy: 160 h Standard: 7 h Max power: 2h Red Light: Proximity: 40 h Strobe: 350 h Charge Time N/A Battery 1250 mAh CORE rechargeable battery (included) Details Headlamp comes with CORE, a battery that is rechargeable via USB port ACTIK CORE is a HYBRID headlamp: it comes with the CORE rechargeable battery, and is also compatible with three AAA/LR03 batteries Two beam patterns (wide or mixed) and several lighting modes meet the need for high-performance lighting in outdoor activities: proximity or distance vision and rapid movement Red lighting preserves night vision and keeps from blinding other members of the group Reflective headband helps you to be seen when a light is shone on it, and is equipped with an emergency whistle for rescue situations Certification(s): CE Watertightness: IP X4 (weather resistant) Weight 82 g Petzl Actik Core Headlamp