Linear LED Bulb, Bulb Base Type Miniature Bi-Pin (G5), Bulb Housing Glass, Bulb Shape T5, Color Rendering Index 80, Color Temperature 4000K, Incandescent Wattage Equivalency 54 W, Lumens 3,500 lm, Nominal Length 4 ft, Shatter-Resistant No, Watts 25 W, Color Selectable No, Light Technology LED, Bulb UL Type Type B, Voltage 120 to 277V AC, Standards cULus, DLC, UL 1993 Environmental Rating Damp Location, Overall Length 46 in, Bulb Manufacturers Warranty Length 5 yr