This ultra-compact and powerful portable lantern is perfect for various outdoor scenarios. It can be attached to a backpack or belt loop with a carabiner hook. Cutting-edge micro-prism technology reduces glare and efficiently illuminates the surroundings. The included rechargeable battery can be charged via a USB port using the magnetic charger while inside the lantern. Alternatively, it can also be powered by commercially available AA alkaline batteries. Dimensions: Diameter 29 x 97mm Weight: Approximately 71g (including battery) Battery: Dedicated rechargeable battery Accessories: Dedicated rechargeable battery, USB cable LED Type: Power chip LED x 1 Luminous Flux (lm): Boost/300, Power/150, Middle/50, Low/5 Runtime (h): Power/2.2, Middle/7, Low/40 Protection Rating: IP66 *Only opened once for inspection.