Don't let the name "Junior" fool you. The Streamlight Jr. LED may be lightweight and compact, but the light it produces is anything but small - now shining brighter at 140 lumens. It features dual fuel capability using affordable, easy-to-find "AA" alkaline batteries; also accepts AA lithium batteries for longer run time. C4 LED delivers 140 lumens; 2,300 candela; 96m beam distance; runs 5 hours (alkaline); runs 10 hours (L91 lithium). Textured parabolic reflector produces an even, wide beam hotspot. Powered by two "AA" alkaline batteries (included) or two "AA" lithium batteries. Push button tail switch - momentary or constant on operation. Durable, anodized aluminum construction with non-slip knurled grip; unbreakable polycarbonate lens. IPX4 water resistant; 1 meter impact resistance tested. Includes black nylon flapless holster and removable pocket clip. 6.5-Inch (16.51 cm); 4.1-Ounce (117 grams).