Bulb ED23.5 ANSI Code S54 Base Mogul Screw (E39) Wattage 100 Initial Lumens 9500 Color Temperature 2000 K Color Rendering Index (CRI) 22 Rated Life (MIN) 24000 hrs Product Code 26427 Description LU100/CP UPC 043168264273 Primary Application Street Lighting; Motion-Sensing & Security