2U lamp 1, Base:E27 Nickel plated copper 2, Plastic:PBT 3, ... , PASSED CE-EMC, CE-LVD, ROHS, FCC Quality 11W 2U CFL lamp1, Flicker free instant start, long life average 10000 hours ... power;2, Using abt 80%-85% less energy than incandescent lamp;3, Releasing high density negative ions which is appropriate and ...