ULTRA BRIGHT & LONG-LASTING Easily light up an entire room or illumination on objects up to over 413 feet away! 10 times brighter than old incandescent lights.Smart voltage Flashlight with AA battery become 250 lumens, using 14500 rechargeable battery become 600 lumensFlashlight Conveniently powered for severals hours with a single AA battery or a 14500 rechargeable battery. (Not including Batteri