* World-class super bright Cree 7090 XR-E R2 LED. * Three digital constant brightness levels and strobe. * Linear functional adjustment for easy change of functions. * Auto memorization of specific function for instant access.    * Tactical momentary-on forward switch, protrudent tail cap for easy momentary or click on. * Superior heat sink that disperse heat to protect LED and electrical components. * Ergonomic design with solid structure for easy operation  * Full orange peel reflector, perfectly centered light source, for flawless beam with the longest shot. * Rugged indestructible aluminum body with anti-scratching type III hard anodization. * Advanced low power warning. * Circuit protection for wrong battery direction. * Strong / quick to release lanyard to prevent loss and easy access.        * Mil-spec: MIL-STD-810F. * Water proof, anti-shattering ultra clear lens, anti-scratching and anti-slip. * Lock-out function to prevent accidental on. * Full metal cigar hold close to the momentary switch, anti-rolling design, installed for strong hold, removable for smoother body hold.          * Sophisticated anti-slip body texture that give you a firm tight grip * Built-in steel pocket clip.   * Optional remote pressure switch. * Advanced digital powder management system for best smooth and even brightness during battery lifetime.                    * Front removable steel striking bezel and rear striking bezel, removed for daily use, installed for close quarter combat. Specification: 1. LED type:Cree 7090 XR-E R2, 3W 2. Color: Black and Olive Green 3. Three brightness levels and strobe: 7lm(150hrs)-90 lm ( 12hrs)-250 lm ( 4hrs), strobe 4. Battery: Use 2 x CR123A / 2 x RCR123A /two 16340/ single 18650 / single 17670/ 5. Size:140mm(L)*33.5mm(D)   weight:  120.5g without batteries. 6.Accessories: One Holster, one lanyard, two spare O-rings, one spare fluorescent tail cap rubber boot,  one battery magazine.