U-Bend Fluorescent Bulb Trade Number FB32T8/ADV841/6/XEW/ALTO 25W Bulb Housing Glass Bulb Shape T8 Color Temperature 4100K Lumens 2 400 lm Shatter-Resistant No Bulb Bend Radius 6 in Watts 25 W Bulb Base Type Medium Bi-Pin (G13) Color Rendering Index 85 Dimmable No Light Technology Fluorescent Overall Length 22 1/2 in Voltage 105V AC ANSI Code 78901-ANSI-4027-1 Standards Meets 2012 Lighting Legislation Energy Standards TCLP Compliant Bulb Start Type Instant or Rapid