EdisonBright Fenix LD41 2015 version 960 Lumen LED Tactical Flashlight with Four AA batteries bundle Max 960 Lumens uses Cree XM-L2 (U2) LED with a lifespan of 50,000 hours Uses four AA (Ni-MH, Alkaline ) batteries Digitally regulated output maintains constant brightness Made of durable aircraft-grade aluminum This bundle includes four EdisonBright AA batteries