Linear Fluorescent Bulb, Bulb Base Type Miniature Bi-Pin (G5), Bulb Housing Glass, Bulb Shape T5, Color Rendering Index 85, Color Temperature 4100K, Lumens 3,650 lm, Light Technology Fluorescent, Nominal Length 5 ft, Shatter-Resistant No, Watts 35.5 W, Voltage 120V AC, Standards Meets 2012 Lighting Legislation Energy Standards, TCLP Compliant, Amps 0.175 A, Bulb Minimum Starting Temperature -20 Degrees F, Bulb Start Type Preheat, High Output No, Overall Length 57 5/8 in, Rated Life 24,000 hr