Linear Fluorescent Bulb Bulb Base Type Medium Bi-Pin (G13) Bulb Housing Glass Bulb Shape T8 Color Rendering Index 60 Color Temperature 4100K Lumens 2 200 lm Light Technology Fluorescent Nominal Length 3 ft Shatter-Resistant No Watts 30.5 W Voltage 99V AC Standards TCLP Compliant ANSI Code 2014-1 Amps 355 mA Bulb Minimum Starting Temperature 32 Degrees F High Output No Overall Length 36 in Rated Life 7 500 hr Bulb Finish Frosted Bulb Power Source Requires Separate Ballast