Hatori Flashlight XM-L T6 LED 3 Output Run on 18650 3.7v Battery NOT Included(Flashlight ONLY) (Grey) XML-T6 3 Modes: High, Low and Strobe,Aluminum alloy casing with o-rings for water resistant design. Rugged, anodized, CREE LED designed to last 100,000 hours Common uses: stargazing, hunting with a night vision scope, or military operations Battery Configuration: 1*18650 battery (not included) or 3*AAA(not included)