This kind of UVC bulb no need the ballast, install the series of 110V/220V/50Hz Power with a matching resistance.
More use it in the refrigerator, disinfection cabinet,microwave oven and some household appliances which need sterilize.
ATTN: MS. Ashley Zhu E-MAIL: firstname.lastname@example.org
M.T.: 189 6821 1466
ADD: ROOM1002, 10F, EAST OF CENTURY BUILDING, NO.1678, SOUTH OF HUANCHENG ROAD, NINGBO, CHINA,315104.