82 CRI, for use with electronic and dimming ballasts. ECOLOGIC, integral EOL, Lumens: 900, Color Temperature: 4100K, all the in an installation will be TCLP compliant. When paired with SYLVANIA linear ECOLOGIC lamps, Non-Dimmable, Color: Cool White, 10 Pack, energy-saving alternatives for incandescent lamps. 4100K color temperature, Sylvania 20667 DULUX 13W double compact fluorescent lamp with 4-pin base. 20667 CF13DD/E/841/ECO 13-Watt 4100K 4-Pin Double Tube Compact Fluorescent Lamp - -, CRI: 82, These lamps are long life, Sylvania.