Lightweight, powerful, and rechargeable headlamp:- 625 lumens and only 88 g- Easy to charge via USB-C port (charging cable not included) Versatile and comfortable lighting for movement and dynamic activities:- Wide, uniform beam so you can comfortably see up-close or around your feet- Mixed beam (wide and focused) allows for proximity and distance vision for movement- 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 and wear it around the neck- Battery charge indicator shows the battery level each time lamp is turned on or off- Useful phosphorescent reflector for locating the lamp in the dark- LOCK function prevents the lamp from turning on during transit or storage- Adjustable headband is symmetrical to more easily adjust the fit, plus it&&';;s made entirely from recycled materials and can be removed, washed, and replaced- Reflective headband helps you remain visible, even in low light- Storage pouch has an eco-friendly design and can transform headlamp into a lantern- HYBRID CONCEPT design: the ACTIK 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- Reduced environmental impact: the entire lifespan of a CORE rechargeable battery is equivalent to that of 900 standard batteries- 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)Specifications Brightness: 625 lumens (ANSI/PLATO FL 1) Weight: 88 g Beam pattern: Wide or mixed Energy: CORE rechargeable battery (1250 mAh) or 3 AAA/LR03 batteries (not included) Charging time: 3.5 h Battery compatibility: Alkaline, lithium, or Ni-MH rechargeable Certification(s): CE Watertightness: IPX4 (weather resistant)