2U lamp 1, Base:E27 Nickel plated copper 2, Plastic:PBT ... 4, PASSED CE-EMC, CE-LVD, ROHS, FCC Quality 11W 2U CFL lamp1, Flicker free instant start, long life average 10000 ... and antibacterial, boosting the immune system and refreshing the air.5, Compact size, convenient installation, high performance-to-price ratio.6 ...