1.Long Performance Life 2.Energy efficient 3.Hight Power factor 4.Full Color Temperature 5.No ... Life:Life up to 60,000 - 100,000 hours.2.Energy efficient:energy saving effect more than 80% Luminous effeciency ≥ 65 - 85Lm / W ... ,Compared with ordinary incandescent, metal halide lamps and general energy saving lamps, respectively, energy saving effect more than 80%, 60% and 20 ...