High flux LED light with Proprietary Micro Optical Systems has ”Battery-Booster” electronics to provide a super-bright beam. 5 1/4” overall length. 48 Lumens output. Type II MIL-SPEC black anodized aircraft aluminum housing with pocket clip. Shockproof construction. Tail cap switch. Waterproof-O-ring sealed. Black nylon holster. Hang packaged.