... with TUV-CE, RoHS 2.PF>99%,THD<10% 3.Warm start 4.25000hrs,2.5years warranty t8 to t5 adapter with ... , Retrofitting T8 to T5 tube, direct plugged into the existing T8 light fixture.10, No labour and no modification cost to the existing T8 light fixture.11, ... Operating Temperature -10°---+40 °Lifetime30,000 hoursRelevant Certificate TUV-CE, RoHS,Warranty 2.5 years Power Factor0.99Optical Data : ...