Dimmable electronic ballast--Power factor above 0.97;CF below 1.7; THD below 10% ; Dimming range 5-100% ;High Temperature 70 Dimmable Electronic ... light tubeUse easy and safe standard wiring interface, suitable for different light fixturePlastic box white shell,two-way mounting hole ... ,the lightweight and tidy shell,suitable for grille lamp,T5 Integration lamp,ceiling lamp,floor lamp ...