Philips 15-Watt 18 in. Linear T8 Fluorescent Tube Light Bulb Cool White (4100K) (1-Pack) 392076 - The Home Depot
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
SHINESTAR 24-Pack T8 LED Bulbs 4FT, 18W 2200LM 5000K Daylight, T10 T12 Fluorescent Light Replacement, Ballast Bypass Type B, Dual-end, Clear Cover, 2 pin G13 Base - Amazon.com