... Color temperature: 2,700/4,000 and 6,500K Base: E27/E14 Rated voltage: 120V, 220 to 240V ... luminous fluxAdvance ballast design and reliable long lifespanMore safe with end of life protectionCost savingAppearance: T3 2UPower: 9WLuminous ... as 5S, SPC, QMS, QC and together with comprehensive quality control throughout the production processLow light decline ... 2U T3 2U Energy Saving Lamp with E27 Base Type