... , 20.000hours, 30.000hours 3) PF≥0.984) THD:7%-8% 5) All required certificates: CE, EMC, SAA, C-TICK ... optional: 110v ,120v, 220v ,230v , 240v , 277v, and 347v 8) Electronic ballast provide constant light output for mains voltage of ... /h)NotelampballasttotalT8359440.045one tubeT8/T5 adapter212230.026Electricity saving quantity(KW/h)0.019 High quality T5 adapter energy saving electronic fluorescent lamp