Plug-In CFL Bulb Bulb Base Type 4-Pin (2G11) Bulb Finish Frosted Trade Number F55BX/840 Bulb Shape T5 Color Rendering Index 82 Color Temperature 4100K Incandescent Wattage Equivalency 200 W Lumens 4 800 lm Bulb Housing Glass/Metal Light Technology Fluorescent Shatter-Resistant No Voltage Ballast Dependent Watts 55 W Bulb Beam Angle Not Applicable Three-Way No Rough Service No Dimmable No Bulb Power Source Plug and Play Light Color White Bulb Manufacturers Warranty Length 1 yr