Linear Fluorescent Bulb Bulb Base Type Medium Bi-Pin (G13) Bulb Housing Glass Bulb Shape T8 Color Rendering Index 80 Color Temperature 3000K Lumens 2 975 lm Light Technology Fluorescent Nominal Length 4 ft Shatter-Resistant No Watts 32 W Voltage 137V AC Standards Federal Standard Amps 265 mA Bulb Start Type Preheat Overall Length 47 7/8 in Rated Life 30 000 hr Bulb Beam Angle 0 Degrees Bulb Finish Frosted Trade Number F32T8/TL830/ALTO Bulb Dia 1 1/8 in Dimmable Yes