... , PF≥0.99, THD<15%, life time is 30,000h, 110V/120V/220- 240V.50/60Hz,pre-heating and EOL function ... ) Low Standard, PF≥0.55, life time is 15,000h, 110V/120V/220-240V.50/60Hz 5,Lighting Source-T5 pure ... ,house, project energy conservation improvement and so on T5 wall lamp fixtures built in EB 6w/8w/13w/14w/21w/28w ...