... Cool WhiteColor temperature2700K ~ 6500KMaterialAluminum alloy + PCCertificationCE, ROHS,Features Light Technical Characteristics: Luminous Efficiency: 90-110Lm/W(cool white ... Green: no mercury, lead and harmful metals, no UV, no stroboscopic, and does not generate electromagnetic interference ... such as Ceiling lamps, track light, down light, bulb, lamp cup, tube light and other LED prodcuts 2013 Cheap ...