Compact and lightweight: only 84 g Homogeneous and comfortable proximity lighting:- Wide, uniform beam so you can comfortably see up-close or at your feet- Three white lighting levels: MAX BURN TIME, STANDARD (better power/burn time balance) and MAX POWER- Continuous red lighting to preserve night vision without blinding those around you, and strobe to signal your location, especially in emergency situations Easy to use:- Single button for quick and easy selection of brightness or light color- Plate allows you to easily tilt the lamp up or down- Battery charge indicator shows the battery level each time lamp is turned on or off- Rechargeable via the type B micro USB port Reduced environmental impact: the entire lifespan of a CORE rechargeable battery is equivalent to that of 900 standard batteries- Useful phosphorescent reflector for locating the lamp in the dark- LOCK function prevents the lamp from turning on during transit or storage- Detachable, washable headband that is symmetrical for easy adjustment- Reflective headband helps you remain visible, even in low light- Storage pouch allows it to be transformed into a lantern- HYBRID CONCEPT design: TIKKAA(R) CORE comes with the CORE rechargeable battery and also works with three AAA/LR03 batteries (not included); it automatically detects the energy source and adjusts lighting performance- Compatible with the HELMET ADAPT and BIKE ADAPT 2 mounts, so you can attach the lamp to a variety of helmet types or a bicycle (1)(1) WARNING: This lamp is not certified for road use: when used in areas subject to traffic regulations, Petzl lights are no substitute for required standardized lights. Specifications Brightness: 450 lumens (ANSI/PLATO FL 1) Weight: 84 g Beam pattern: Wide Energy: 1250 mAh CORE rechargeable battery (included) Charging time: 3.5 h Battery compatibility: Alkaline, lithium, or Ni-MH rechargeable Certification(s): CE Watertightness: IPX4 (weather-resistant)