Sylvania Halogen Lamp, 500T3Q/CL(FCL) 120VAC Designation, 500 W Wattage, 120 VAC, Double End Quartz Tubular Lamp, R7 Recessed Single Contact Lamp Base, T3 Shape, 8750 Lumens Lumens, 2000 hr Average Life, Warm White, 100 CRI, 2950 K Color Temperature, Clear Lamp, CC-8 Filament, 4.69 in L Dimensions