The Fenix TK09 2016 upholds the same rugged poweerful and tactical design of all of the TK Series lights. Utilizing the Cree XP-L HI LED technology and only one 18650 battery, the TK09 realizes an instant High output of 900 lumens and a beam throw of up to 1,017 feet. This compact light is only 5 inches in length and weighs 3.7 ounces. You get three brighness levels and a strobe. Its tactical tail switch is perfect for one-hand operation and is compatible with CR123A batteries for colder temperature environments. This is the perfect light for law enforcement, hunting, and other demanding applications. Features Cree XP-L HI LED with a lifespan of 50,000 hours Maximum distance 1,017 feet 310 meters Tactical tail switch with momentary-on function of 900 lumen output No memory circuit and always starts at High output LAW ENFORCEMENT REQUESTED Digitally-regulated output maintains constant brightness Reverse polarity protection to protect from improper battery installat Fenix Flashlights Fenix TK Series 900 Lumens Fenix TK series CR123/18650