... FREQUENCY:50HZ or 60HZ3,CAP:E275,TUBE :12MMB, 23W E27 FULL SPIRAL CFL 9000K 1.High Luminous efficacy by using tri-phosphor ... =80)3.Color temperature : 2700K- warm white 4200K-cool white 6500K-daylight4.Average lifespan :8000Hours5.80% energy saving6.Optional Base :E14 ... ,PC,PBT8.Flicker free and instant start C, 23W E27 FULL SPIRAL CFL 9000K APPS:( House,Office,Restaurant,Classroom,Workshop,Factory,Shop ...