... 4)CE&ROHS 2013 LED Light ztl 3W New Style LED lighting Luminaires CE&ROHS ... temperature2700K ~ 6500KMaterialAluminum alloy + PCCertificationCE, ROHS,Features Light Technical Characteristics: Luminous Efficiency: 90-110Lm/W(cool ... Energy efficient: the entire lighting efficiency of up to 140 lm / W, (the highest ... as Ceiling lamps, track light, down light, bulb, lamp cup, tube light and other LED prodcuts ...