Olight M1X Striker XM-L2 LED Self Defense-Tactical Flashlight - 1000 Lumens -Includes FREE Pen Portable and aggressive LED flashlight Features dual switches Five brightness levels from 0.5 to 1000 lumens and a strobe mode Runs on 2 x CR123A lithium batteries or 1 x 18650 lithium-ion rechargeable battery Ships Out Within One Business Day!