Satco 13W T2 4100K Mini Spiral CFL Bulb

13 W - 60 W Incandescent Equivalent Wattage - 120 V AC - 900 lm - Spiral - T2 Size - Cool White Light Color - E26 Base - 12000 Hour - 4100°K Color Temperature - 82 CRI - Energy Saver, Instant On - 48 / Carton. Conveniently fits in most lamps. Casts soft, white light at 4,100 Kelvin for up to 12,000 hours.