Plug-In CFL Bulb Bulb Base Type 4-Pin (2G11) Bulb Finish Frosted Trade Number F40/25BX/SPX35/IS/WM Bulb Shape T5 Color Rendering Index 82 Color Temperature 3500K Incandescent Wattage Equivalency 150 W Lumens 2 600 lm Bulb Housing Glass/Metal Light Technology Fluorescent Shatter-Resistant No Voltage Ballast Dependent Watts 25 W Bulb Beam Angle Not Applicable Three-Way No Rough Service No Dimmable No Bulb Power Source Plug and Play Light Color White