Hyperikon’s 4ft 18W, Clear, Dual-End Powered CRI 90+ T8 LED Light Tubes can allow you to have sunlight on a cloudy day. Hyperikon’s unmatched CRI90+ technology provides near-sunlight quality light for true color rendering and consistency inside the office, warehouse or industrial space. Additionally, our 18W LED tube can save up to 60% on the electricity bill and is a suitable replacement for the old 45W fluorescent tubes while only consuming 18W! With an astounding life rating of 45,000 hours or 21 years with 6 hrs/day of use, replacing tubes is now a thing of the past. These 4ft LED fluorescent replacement tubes also hold DLC qualification for maximum potential rebate from your energy provider and are also UL-classified to protect from electrical shock or fire hazard.