Sunwayman P25C 1000 Lumen CREE XM-L2 U2 LED Tactical Flashlight with Two EdisonBright CR123A Lithium Batteries 1000 lumen max using CREE XM-L2 U2 LED, with a lifetime of up to 50,000 hours Tactical Tail cap press button switch One Turbo Mode, Three Modes constant output, Hidden Strobe ,SOS,Aviation Signal functions Effective range of 208 meters This bundle include two EdisonBright CR123A lithium batteries