(6Pack) T12 4FT Fluorescent Bulb,F40T12/CW 40W 48inch Light Tube,4100K Cool White,Replaces F40T12/CW/Supreme,F40CWX,Medium Bipin(G13) Base, 2600 Lumens

Ignixlite PL13-E-FFP 13W Type E Fluorescent Light Bulb Compatible with Electronic Ballast Bulb,Replace for Ottlite T1333E,5500K Bright Natural Daylight,G23 Base,2Pack

(6 Pack) 13 Watt Single Tube 2 Pin GX23 Base,PL-13W GX23 4100K Compact Fluorescent Light Bulb, Replaces Philips PLS13W41, Sylvania CF13DS/841/ECO