Description: 13W S product with instant start chip instead of glowbottle. Abbrev. With Packaging Info. CFT13WDSEC835 10/CS 1/SKU Average Rated Life (hr) 10000 Base GX23 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 800 Mean Lumens at 25C 688 Maximum Overall Length - MOL (in) 7.1 Maximum Overall Length - MOL (mm) 180 NEMA Generic Designation (current) CFT13W/GX23/835 Nominal Wattage (W) 13.00