iPower 4FT 45.8IN 54W T5 Fluorescent High Output HO Grow Light Bulbs 5 Pack 2700K for Aquariums, Greenhouse, Germination - Walmart.com
Simply Conserve 54-Watt EQ T5 Daylight Miniature Bi-pin (T5) LED Light Bulb (25-Pack) in the Tube Light Bulbs department at Lowes.com
LUXRITE 4 ft. 24-Watt Linear T5 LED Tube Light Bulb Ballast and Ballast Bypass Compatible 5000K Bright White Damp Rated (4-Pack) LR34159-4PK - The Home Depot
AgroLED iSunlight LED T5 Bulb - 5500K | HTG Supply