Fenix 258 Lumen LED Flashlight Length: 6-Inch and Weight: 6 ounce.Will reach over 200 meters (656 FT) using two 3V CR123A batteries (Lithium) or 18650 Li-ion--NOT INCLUDED Body design is made of durable aircraft-grade aluminum, Type III hard-anodized anti-abrasive finish. Waterproof to IPX-8 Standard Virtually indestructible, microprocessor-controlled, CREE light emitting diode (LED) Has no filament to burn out or break, Cree Premium (Q5) 7090 XR-E LED with lifespan of 50,000 hours