LED T8 4ft Ballast Bypass Replacement Tubes, 15 watt; 4000K Cool White - 2100 lumens - One Sided Direct Wire.
24-Pack T8 4FT LED Bulbs, Daylight 5000K 18W 2200LM, T8 T10 T12 LED Fluorescent Tube Lights, Ballast Bypass Type B, Dual-end, 2 pin G13 Base, Frosted Cover - Walmart.com
LUXRITE 32-Watt Equivalent 4 ft. Linear Tube T8 LED Light Bulb Ballast & Ballast Bypass Compatible 13W 3000K Soft White (4-Pack) LR34195-4PK - The Home Depot
SHOPLED T8 LED Bulbs 4 Foot, 36W 5000K Daylight White, Type B 4FT LED Tube Light,