Products OverviewThe extremely small Fenix LD01 LED flashlight is not much bigger than the one AAA battery it uses. Its 3 modes allow the user to select the best compromise between brightness and runtime for any given task and to aid in an emergency. The light produced by the Fenix LD01 can be best compared to many LED flashlights ten times its size. The compact size, solid reliability and lightweight build of the LD01 make this LED flashlight perfect for every day carry.SpecificationLED Type Cree XP-G R4 Max Output 72 Lumens Max Runtime 11 Hours Adjust Level 1Switch Type Reliable twist switchBattery AAA Operation Modes GeneralDimensions 2.95"(L) x 0.55"(D) Weight( oz) 0.52AccessoriesSpare O-RingsKey RingPocket Clip