Feit Electric 13W/18W/26W Equivalent PL Horizontal 4-Pin Universal Base G24Q/GX24Q-1/-2/-3 CCT Select(2700K/3500K/4100K)LED Light Bulb PL26A/H/CCT/LED/HDRP - The Home Depot
wrea 6500K 27W 4-pin Quad Tube Energy Saving Compact Fluorescent Light Bulb Replacement Reading Working Lighting for Dormitory - Walmart.com
Ushio 3000178 - CF9SE/841 Single Tube 4 Pin Base Compact Fluorescent Light Bulb - Walmart.com
Feit Electric 26-Watt Equivalent PL CFLNI Quad Tube 4-Pin G24Q-3 Base Cool White (4100K) Compact Fluorescent CFL Light Bulb BPPLD26E/41 - The Home Depot
EiKO QT26/41-4P Quad-Tube 4-Pin Base Compact QT26/41-4P B&H