InstantFit T8 LED (light emitting diode) tube with bi-pin base. Ideal energy saving choice for existing linear fluorescent fixtures and applications with frequent on/off switching cycles. Full light output in spaces with temperatures down to -22 degrees Fahrenheit. Instant on with no flicker or buzz, mercury free. Emits virtually no ultraviolet rays. For use in food areas and refrigerated food displays. Compatible with Instant Start ballasts eliminating the need for rewiring and allows fixture to maintain original UL (Underwriter's Laboratories) and CSA (Canadian Standards Association) compliance. DLC (DesignLights Consortium) certified.