Fenix L2D 6 Level High Performance Cree LED Flashlight (Olive Green) 6 inch length, 3 ounce weight, AMAZING 6 OUTPUT LEVELS: Low-12 lumens (55hrs) -&gt; Medium-53 lumens (10.5hrs) -&gt; High-107 lumens (4hrs) -&gt; Turbo-180 lumens (2.4hrs) -&gt; Strobe -&gt;SOS Will reach over 140 meters (460 FT) using just two 1.5V AA ( Alkaline, Ni-MH) batteries, inexpensive and widely available--NOT INCLUDED Unbelievable 3 ounce 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