... substances. Product Feature:1,Vogue and exquisite appearance,concentration light ray,excellent light color rendering,dazzing like diamond.2,Raditor adopts ... heat dissipation,lower the light decline.3,Outer constant current drive,insure work steady and long lifespan up to 25000 hours ... up to 87%,the spot is more perfrct. concentration light ray 3X1w led track light,ce&rohs certification (ITEM NO.:RM ...