NE 620c SCOUTLIGHT LED FULL VERSION w/ QD Mount ( DE ) Material:Aluminum Weight:220g Brief:Using new CREE R2 LED generates 220 lumens glare Tactically switching: The second generation of pressure activated tape switch Quick Detachable design, applicable to all picatinny rail Powered by 2*CR123A(3.0V) or 2*16430(3.7V) Batteries