GE Lighting 22180 Energy Smart 2D CFL 28-watt 2050-Lumen 2D Light Bulb with GR10q-4 Base, 1-Pack - Compact Fluorescent Bulbs - Amazon.com
KosunRefill 2D 55W(F552D/830) Replacement Bulb for G E General Electric 40184 Light Bulb,55 Watt Fluorescent Bulb,GRY10Q-3 4-Pin Base,3000K - Amazon.com
Amazon.com: GR10q 4 Pin LED Bulb 10W 2D Square Butterfly Lamp (Replaces 16W 2D Linear Fluorescent Lamp) GR10q LED Lamp Must Have Ballast Removed/bypassed When Installed (Cold White:6000K) : Everything Else