Hyperikon T5/T8 LED Light Tube, 3.75 FT (45.25 Inches), 22W (50W equivalent), 5000K (Crystal White Glow), 120-277V, Dual-End Powered, Ballast Bypass Required, Clear, DLC and UL SAVE 60% INSTANTLY - Cut down your electricity bill by up to 60% by replacing 54W with 22W! 45,000 HOUR LIFETIME - With an astonishing life rating of 45,000 hours, or 21 years with 6 hrs/day of use, replacing your bulbs is now a thing of the past. T8 DESIGN, T5 ENDINGS - The T5 narrow bi-pin configuration comes in a T8 tube design, making the tube diameter 1" and allowing the high output 22W design to replace any T5 tube. REBATE ELIGIBLE - Holds DLC qualification for maximum potential rebate from your energy provider. Hyperikon (product name) are UL-classified [E359780] to avoid electrical shock and fire hazard HASSLE-FREE WARRANTY - Hyperikons five-year unlimited warranty means weve got you covered! Contact us for an easy and fast replacement.