... % energyColor rendering index(Ra)>80Power factor>0.5 enOptional lamp base: E14, E27, B22More compact size by special designFlicker free ... .5mm, T6-17mmSuitable for: Factories, storages, supermarkets, stations, garages and stadiumsPayment TermsL/C, T/TMinimum Order5,000PCSLead Time Delivery Time40 ... Umbrella Shape Energy Saving Lamp/ESL/CFL 5w-135w Efficient and Durable Lamp/E27 Base Power Saving Lamp