Klarus ST11 XM-L2 U2 Cree LED Flashlight, Grey Lumen Output: 900 Lumens/225 Lumens/15 Lumens/1 Lumens Runtime:2.3hrs/6.7hrs/100hrs/700hrs Beam Distance:177m Battery Type:1*18650 Tail-Cap & Side Switch Design;146g;IPX-8 Waterproof