T9 LED Circline Light Bulb, 8 Inch 1600LM LED Circular Light, 13W Clear Cover 6000K Daylight Replacement for FC8T9/CW 22-Watt Fluorescent Circular Bulb(FC8T9/CW), Ballast Bypass Required - Amazon.com
Project 'Green' House #1: LED replacement lighting for circular fluorescent tubes // DavidJB.com // Python, Technology, Web, Linux, and more, by David Beitey