... ,35W/55W 2.High qualty Slim AC HID ballast 3.Failure rate:less than 1% 4.Life Span>3,200hours New ... .12V/24W,35W/55W ;5.High qualty HID ballasts ;6.Failure rate:less than 1% ;7.Life Span>3,200hours;8 ... .12V/24W,35W/55W2.High qualty Slim AC HID ballast3.Failure rate:less than 1%4.Life Span>3,200hours5.Color ...