... substances. Product Feature:1,Vogue and exquisite appearance,concentration light ray,excellent light color rendering,dazzing like diamond.2,Raditor adopts ... with import aviation aluminum,good heat dissipation,lower the light decline.3,Outer constant current drive,insure work ... up to 87%,the spot is more perfrct. concentration light ray 3X1w led track light,ce&rohs certification (ITEM NO.:RM-GD0002)