... magnetic ballast 3. can be used in LED light fixture Item No. Fluorescent Lighting Fixture, Led Light Fixture, Industrial Lighting FixtureDetails: 1. Certificate: CE, CB2. Thickness ... , silicon steel sheet inside5. Specification: 2x20w, 2x40w6. 6pcs/ outer carton Fluorescent Lighting Fixture, Led Light Fixture, Industrial Lighting ...