The upgraded Fenix TK22 Tactical Flashlight measures only 5.9" in length with a maximum output of 1600 lumens. The higher output is not the only upgrade on this Tactical flashlight; it can now use both 21700 and 18650 rechargeable batteries making it extremely versatile. Other great features are the four output selections and a long beam distance of 1328 feet. The TK22 has both a rear and side switch user interface allowing for quick activation in tactical situations. We recommend the Fenix TK22 for all law enforcement officers; it is a lifesaving tactical torch that can quickly adapt to any situation. The Fenix TK22 is Constructed with A6061-T6 aluminum making very resistant against the elements. Pick up this new flashlight today for the tactical junkie in your family.