for fluorescent fixture valterra 12" led conversion kit provides an easy changeover from your 12" - 15" fluorescent light replacement panels for fluorescent lights replaces 18 and 12" fluorescent bulbs and produces 20% more light features 80 "daylight white" diodes for superior light output upgrade your rv's interior & exterior lighting with led technology optilite replaces members sale reg fixtures-double & single item# description light output led replacement bulbs jcio disk jcio disk porch lights led & fluorescent tubes jcio disk jcio disk