... -90lm/W8,COLOR RENDORING INDEX:>709,BASE: E12/E14/E1710,MATERIAL:AL+ GLASS11,LIFE SPAN: >50,000 hours12.WARRANTY:2 ... circuit control design, really reached the high efficiency and energy saving, save electricity of 80% above, high brightness, color rendoring index ... latest model of indoor lighting products, long life,normally use more than 50,000 hours. Epistar LED Chip Very Nice Shape And Cheaper ...