Satco 40-watt T4 Spiral CFL Bulb - 40 W - 150 W Incandescent Equivalent Wattage - 120 V AC - 2600 lm - Spiral - T4 Size - Cool White Light Color - E26 Base - 10000 Hour - 6920.3 deg.F (3826.8 deg.C) Color Temperature - 82 CRI

Produces an output of 2,600 lumens with a CRI of 82 Shines for up to 10,000 hours to provide lasting use Perfectly illuminates home offices, hospitals, storage rooms and more Produces light with an equivalent of a 150-watt incandescent bulb Energy efficient - designed to use less energy than alternative products, potentially helping you save money and reduce your carbon footprint.