Nitecore MT2A LED Flashlight CREE XP-G2 R5 Maximum Output 345 Lumens Maximum Runtime 50 Hours User-Defined Model Customized Brightness Levels Waterproof Powered By 2 AA Batteries (Nitecore MT2A Flashlight New) Updated XP-G2 R5 LED Maximum lumens: 245 2 preset modes and 4 selectable brightness levels Powered by 2 easily accessible AA batteries Perfect size for every day carry