... )(T5 retrofit kit) Energy Saving fluorescent Light1) With the same working wattage, adaptor is more brighter than others. ... : 15.000hours, 20.000hours, 30.000hours 3) All the European standard quality power factor ( PF ) more than 0 ... 120v, 220v ,230v , 240v , 277v, and 347v 8) The total current harmonic distortion (THD) in 7%-8%9) Electronic ... to T5 adapter energy saving light fit every kind of T8 tube