Nitecore SRT6 Night Officer (Black) 930 Lumens XM-L2 T6 LED Variable brightness Flashlight/searchlight with 2 X EdisonBright CR123A Batteries Infinite brightness adjustment from 0 to 930 lumens using XM-L2 T6 Emitter Boasts a peak beam intensity of 17,000cd and a throw distance of up to 260 meters (ANSI FL1) Stainless steel retaining ring protects core components from damage Waterproof in accordance with IPX-8 (two meters submersible) Bundle Includes 2 x EdisonBright CR123A Lithium batteries