EagleTac D25LC2 Clicky Cool White XM-L2 LED Flashlight Lumen Output:LED lumen: 850/557/69/7, ANSI FL-1 lumen: 618/411/51/6 Runtime:2*CR123A Batteries:1hr/1.8hrs/15hrs/100hrs;1*18650 Battery:1.5hrs/2.4hrs/25hrs/150hrs Beam Distance:151m Battery Type:2*CR123A;1*18650 Reverse Clicky, 49g, IPX-8 Waterproof