Philips Circline Fluorescent Lamp, Non-Dimmable, FC8T9/COOL WHITE PLUS Designation, 22 W Wattage, 0.37 A, Fluorescent Lamp, 4-Pin G10Q/G12 Lamp Base, 215.9 mm Overall Diameter, T9 Shape, 1050 Lumens, 12000 hr Average Life, Warm White, 83 CRI, 3000 K Color Temperature, Clear Lamp, 155.7 mm ID Dimensions,