Olight S2 950 Lumen CREE LED Flashlight with two EdisonBright CR123A Lithium Batteries Maximum output up to 950 lumens using Cree XM-L2 / U3 LED 22 degree emission angle 90% transparent ratio PMMA TIR lens to deliver homogenous spot light Powered by a single 18650 battery or two CR123A lithium batteries Flat tail cap design contains a strong magnet providing the ability to place it upside down and use This bundle include two EdisonBright CR123A lithium batteries