Fenix LD09 2015 version 220 Lumen LED Tactical Flashlight with EdisonBright AA Alkaline battery Max 220 Lumens using Cree XP-E2(R3) LED Multi-function tactical tail switch for momentary-on, constant-on, and output selection Digitally regulated output - maintains constant brightness Waterproof to IPX-8 rating, under water to 6.5 feet/2 meters for 30 minutes Bundle includes EdisonBright AA Alkaline battery in addition to battery supplied by manufacturer.