Nightstick MT-100BL Mini-TAC Metal LED Flashlight - 2 AAA, 5.4 in (137 mm), Blue Durability and safety tested for the toughest situations Designed in the USA with quality materials Used in tactical, outdoor, Recreation levels 100 Lumens Flashlight Momentary or constant-on Aircraft-grade 6061-T6 aluminum housing Water resistant (IP-X4) Powered by two AAA battery (included)