OLIGHT M18-XML2-B Maverick CREE LED Tactical EDC flashlight, Black Utilizing the newest Cree XM-L2 LED, the output is up to 500 lumens Multi-functional tail forward push switch, side switch in head controls output brightness levels Perfectly applicable with CR123A, RCR123A & 18650 batteries (not included) Utilizing the newest Cree XM-L2 LED, the output is up to 500 lumens Multi-functional tail forward push switch; Side switch in head controls output brightness levels Intelligent driver circuit with memory function Deep carry pocket clip, easy and reliable for use Perfectly applicable with CR123A, RCR123A & 18650 batteries (not included)