18 Watt 4 Foot T8 LED Tube, 40 Watt Fluorescent Tube Equivalent, Day Light - 10 Unit Pack - - Amazon.com
Viribright Lighting 13W-18W Equivalent Daylight (6000K) G24D-2 Pin Rotary Base Horizontal PL LED Light Bulb (6-Pack) in the Specialty Light Bulbs department at Lowes.com
LOHASLED 18 Watt, A21 LED, Non-Dimmable Light Bulb, Tunable White E26/Medium (Standard) Base & Reviews | Wayfair