Whether running on a dark winters evening or late-night reading in your tent this compact and lightweight headlamp is a versatile essential. Easily packable, fitting in your pocket or backpack it's the perfect companion on trips out. Accompanied with three standard batteries, it is also compatible with the Core Rechargeable Battery. Brightness: 300 lumens (ANSI/PLATO FL 1) Weight: 92 g Beam pattern: Wide Energy: Three AAA/LR03 batteries (included) or CORE rechargeable battery (available as accessory) Battery compatibility: Alkaline, lithium, or Ni-MH rechargeable Certification(s): CE Watertightness: IPX4 (weather resistant)