Description: DULUX 9W single compact fluorescent lamp with 2-pin base, 4100K color temperature, 82 CRI, ECOLOGIC Abbrev. With Packaging Info. CF9DS841 50/CS 1/SKU Average Rated Life (hr) 10000 Base G23 Bulb T4 Color Rendering Index (CRI) 82 Color Temperature/CCT (K) 4100 Family Brand Name Dulux