Lutron Studded Dimming Ballast 120V to 277V for (2) T4 26W or 32W 4 Pin CFL Bulb | EC3DT4MWKU2S | Bulbs.com
Feit Electric 26-Watt Equivalent PL Tritube CFLNI 4-Pin Plug-In GX24Q-3 Base CFL Replacement LED Light Bulb, Cool White 4100K (1-Bulb) BPPLT26E841LEDG2HDRP - The Home Depot