KT-LED15T8-48GC-850-DX2 | Keystone 15W 4ft LED T8 Tube, 5000K, Type B
50 Pack 18 watts T8 led fluorescent tube light 4ft cool white fixture 6500K double end input - Walmart.com
Plug and Play Universal Fit LED T8 4 FT Tubes, 3000K Soft White, 15 Watt, 1900 Lumens - Works with electronic T8 ballasts or without ballasts (bypass), Clear Lens