Sightmark's its Q5 Triple Duty Cree LED Tactical Flashlight utilizes the best in LED technology with the use of an XR-E Cree LED connected to a DC-DC regulated circuit to produce an extremely bright and smooth light beam. The Q5 Triple Duty creates a blazing 280 lumens of light for over 90 minutes of continuous operation. Completely versatile as to be used in a variety of environments, the Q5 Triple Duty Flashlight can handle the hot temperature of desert climates, while remaining impermeable in wet climates, due to being O-ring sealed for waterproof operation. The light is made to be used and abused. It is crafted from aircraft grade aluminum with Type-II mil-spec anodizing, a material that was specifically selected for its strength-to-weight properties. The Q5 is strong, but light enough to carry into any tactical situations. The Triple Duty Flashlight comes with all of the accessories needed for a high-end tactical flashlight; including a push-button end cap, touch activated pressure pad, lanyard, removable clip, three-prong glass breaking ring (which can be replaced with a flat ring) and batteries. Also found in the package is a off-set Weaver rail compatible weapons mount that allows easier activation of the flashlight due to the ergonomic design.