Global Fluorescent Ballasts Market By Type (By Working Mode , Magnetic Fluorescent Ballasts , Electronic Fluorescent Ballasts , By Lamp Type , T8 Ballast , T12 Ballast , T5 Ballast , and Other), By Application (Home Use , Commercial Use , and Industrial Use), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029