4pcs LED U-bend Shaped T8 T12 Tube Light Fb32 Fluorescent Replacement G13 20W 6500k Milky Lens Cover (Milky White). Replacement LED tube for U-Bend florescent tube lights. For 2ft x 2ft office ceiling fixture. Mercury free energy saving. UV Free, does not attract mosquitoes and insects. High Lumen Milky White 6500K Milky Lens. High power factor. Ballast needs to be removed. Office Lighting, School Lighting, Healthcare Lighting. Aluminum backing for excellent thermal managment.