Sunlite 05100-SU FUL12T6/CW 12-watt FUL 4-Pin Single U-Shaped Twin Tube Compact Fluorescent Plug-in GX10Q Base Light Bulb, Cool White 12 Watt, 505 Lumens, 80 CRI 5,000 Hours Average Lamp Life 4-Pin GX10Q Base 4100K Color Temperture, Cool White Color