2GX7 LED PL Retrofit Lamp for 4 Pin CFL Bulbs - Replaces 13 Watt- 2GX7 Base Lamps -
Feit Electric 13-Watt Equivalent PL Quad Tube CFLNI 4-Pin Plugin G24Q-1 Base CFL Replacement LED Light Bulb, Cool White 4100K (1-Bulb) BPPLD13E841LEDG2HDRP - The Home Depot
6 Watt PL LED G24q Retrofit Lamp
Amazon.com: ULIKELED 2 Pack 7W 2 Pin GX23 LED Horizontal PL Light Bulb, 13W CFL Equivalent, PLS-13W Replacement LED Plug & Play Light Bulb(Daylight White 6000K) : Everything Else
LED PL Retrofit Lamps - DirectFit
LED PL Lamps, 26W, Horizontal Recessed, GX24Q-3 Base 4-Pin, 4100K