... 4,HIGH LUMEN EFFICIENCY A, 23W E27 FULL SPIRAL CFL 9000K 1,VOLTAGE:220-240V2,FREQUENCY ... 60HZ3,CAP:E275,TUBE :12MMB, 23W E27 FULL SPIRAL CFL 9000K 1.High Luminous efficacy by ... D, 23W E27 FULL SPIRAL CFL 9000K PACKAGE:(COLOR BOX,FOAM,BLISTER...)E, 23W E27 FULL SPIRAL CFL 9000K CERTIFICATE ... ( ISO 9001, CE, ROHS.) 23W E27 FULL ...