Satco T12 40-watt Fluorescent Light - 40 W - 120 V AC - T12 Size - Cool White Light Color - G13 Base - 20000 Hour - 6920.3°F (3826.8°C) Color Temperature - 87 CRI - 30 / Carton

T12 fluorescent tube illuminates rooms with a crisp, white light using 40 watts of energy. Light bulb produces an output of 2,150 lumens with a CRI of 87. 4,100 Kelvin bulb uses a medium bi-pin base and is designed to last 20,000 hours.