EdisonBright Nitecore TM16 4000 Lumen CREE LED long range Flashlight/Searchlight and Smith & Wesson Pathmarker LED flashlight with 4 x AA Alkaline batteries bundle Max output of 4000 Lumen using 4 X CREE XM-L2 U2 Powered by 4 X 18650 batteries Advanced Temperature Regulation (ATR) technology Dual-switch user interface ensures one-handed easy operation This bundle includes Smith & Wesson Pathmarker LED flashlight with 4 x EdisonBright AA Alkaline batteries