... WhiteColor temperature2700K ~ 6500KMaterialAluminum alloy + PCCertificationCE, ROHS,Features Light Technical Characteristics: Luminous Efficiency: 90-110Lm/W(cool white ... such as Ceiling lamps, track light, down light, bulb, lamp cup, tube light and other LED prodcuts 2013 ... so that my company manufactured LED product quality continuous improvement and constantly improve product quality, LED received ...