... electronic ballast--Power factor above 0.97;CF below 1.7; THD below 10% ; Dimming range 5-100% ;High Temperature 70 Dimmable Electronic ... dimmable lighting systemSuit to T4,T5,T8 fluorescent tubes, PL,PH tubes, ... is the brightest status, normal service conditionAPFC, high power factor, low harmonic wave, input ... safe standard wiring interface, suitable for different light fixturePlastic box white shell ...