Bulb ED28 ANSI Code H39 Base Mogul Screw (E39) Wattage 175 Initial Lumens 7850 Color Temperature 5700 K Color Rendering Index (CRI) 15 Rated Life (MIN) 24000 hrs Product Code 26440 Description HR175A39/CP UPC 043168264402 Primary Application Street Lighting; Motion-Sensing & Security