FOURSEVENS Quark AA&sup2;/ Pro QP2A-X Black Finish / Cool White LED; 2XAA; 280 Lumens Moonlight:0.3 lum, 15 days/Low:2.7 lum, 3 days/Med:24 lum, 20 hrs/High:115 lum, 2.5 hrs/Max:280 lum, 0.8 hrs Special Modes: Strobe: 280 lumens, 1.6 hrs/SOS: 280 lumens, 3 hrs/Beacon: 0-280 lumens pulse, 8 hrs Included accessories: Batteries, lanyard, split ring for keychain attachment, spare o-ring, holster, hand-grip Lens Material: Impact-resistant glass, sapphire coating, antireflective coating Body Material: Type-III hard-anodized aircraft-grade aluminum