CF9DS/835 Compact Fluorescent Light Bulb - Description: DULUX 9W single compact fluorescent lamp with 2-pin base, 3500K color temperature, 82 CRI, ECOLOGIC Abbrev. With Packaging Info. CF9DS835 50/CS 1/SKU - Average Rated Life (hr) 10000 - Base G23 - Bulb T4 - Color Rendering Index (CRI) 82 - Color Temperature/CCT (K) 3500 - Family Brand Name DuluxÌâå S - Industry Standards ANSI C78.901 - 2001, IEC 60901- 0013 - Initial Lumens at 25C 580 - Mean Lumens at 25C 499 - Maximum Overall Length - MOL (in) 6.5 - Maximum Overall Length - MOL (mm) 165 - NEMA Generic Designation (current) CFT9W/G23/835 - Nominal Wattage (W) 9.00 - Manufacturer - Sylvania CF9DS/835 Compact Fluorescent Light Bulb Part number - 20333