Compact multi-beam headlamp, ultra-powerful and rechargeable, with REACTIVE LIGHTING technology. 900 lumens With 900 lumen brightness at only 100 g, SWIFT RL is the most powerful of the Petzl compact headlamps. With REACTIVE LIGHTING technology, a sensor analyzes the ambient light and automatically adjusts the brightness to user requirements. The headband is reflective for night visibility. It has a two-part construction for excellent stability in dynamic and committing activities such as mountaineering, trail running or skiing. SWIFT RL is intuitive, with a single button for easy control over all lamp functions. Rechargeable, it has a five-level gauge for precise monitoring of the battery charge level.