120V 18w 4-Pin Twin Tube Warm White Compact Fluorescent Light Bulb - CFT18W/4P/827 (S8333) by Satco
Feit Electric 18-Watt Equivalent PL CFLNI Quad Tube 4-Pin G24Q-2 Base Compact Fluorescent CFL Light Bulb, Cool White 4100K (1-Bulb) BPPLD18E/41/HDRP - The Home Depot