The Fenix TK11Tac (Tactical Edition) LED flashlight, remains in pocket-size form but surpasses in performance and tactical deployment. Designed with the military and law enforcement professionals in mind, The TK11Tac features Tactical mode and Duty mode. Fenix’s unique APF (Advanced Pulse-frequency Transmission System) makes for a more compact structure and stronger anti-interference ability. The TK11Tac measures in at 140mm, boasts a max 1600 lumen output and throws its beam up to 335 meters. In Duty mode, the TK11Tac delivers 4 output modes including a variable strobe. Switch to the Tactical mode for fast simplified selection of high and strobe. Perfect for professional use, security, and law enforcement, you can count on the TK11Tac to deliver reliable, powerful lighting for a wide range of situations.