Energy saving light-JL-4U05: 1.Life span:6000~10,000hrs, 2.Light efficiency:> ... :CE,ROHS 4.Warranty:12month 4U shape energy saving light-JL-4U051.Life span:8000hrs,2.Color temperature:6500K,3.Light ... of the light being generated. 4U shape energy saving bulb--JL-4U05