Philips ALTO® U-Bent Fluorescent Lamp, Type TL, FB32T8/TL830/6/ALTO Designation, 32 W Wattage, Fluorescent Lamp, Bi-Pin G13 Medium Lamp Base, T8-6U Shape, 2800 Lumens, 20000 hr Average Life, 85 CRI, 3000 K Color Temperature, Rapid Start, 25.4 mm Dia x 22.44 in L Dimensions