T3 Coil Medium Base Compact Fluorescent lamp has 82 CRI, 2700K, 120 volt. Available in 15 or 23 watts. Continuous smooth dimming down to 10 percent lumen output. Integrated Circuit technology provides longer life when dimming compared to other CFLs. Ideal for residential applications and most commonly used in living rooms and bedrooms. Average lamp life 10,000 hours.