Bulb T12 ANSI Code 78901-ANSI-4029-1 Base Medium Bi-Pin (G13) Wattage 40 Voltage 100 Initial Lumens 3050 Color Temperature 3500 K Color Rendering Index (CRI) 73 Rated Life 14000 hrs Product Code 22050 Description F40SP35/U/6/UPC UPC 043168980951 Primary Application Standard