... /14 2,power factor:0.95 3,lifetime:12000h 4,base:G13 Low energy light tube ModelWattVoltageHertzPower factorColor temLumenCRILifetimeBaseLT514110/220v50-60Hz0 ... 50%.2,Long lifetime:12000hours.3,High power factor, interference- free, high color rendering.4,Applicable areas: supermarket, store, workshop,Etc ...