Hyperikon T8 LED Light Tube, 4 FT, CRI 90+, Dual-End Powered, Easy Ballast Removal Installation, 18W (45W equivalent), 2340 Lumens, 5000K (Crystal White Glow), Clear Cover, DLC & UL- (Pack of 4) SAVE 60% INSTANTLY - Save 60% on your electricity bill! Replace 45W fluorescent tubes with 18W LED. 45,000 HOUR LIFETIME - With an astonishing life rating of 45,000 hours, or 21 years with 6 hrs/day of use, replacing your tubes is now a thing of the past. CRI90+, BRING OUTDOOR LIGHT INDOORS - Hyperikons CRI90+ technology provides near-sunlight quality light for true color rendering and consistency inside your office, warehouse or industrial space. Have sunlight on a cloudy day! 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. <span class="a-text-bold">Wattage:</span> 18W <span class="a-text-bold">Equivalent to: </span>45W <span class="a-text-bold">Input Voltage:</span> 120-277V <span class="a-text-bold">Efficacy: </span>130 Lm/W <span class="a-text-bold">Color Rendering Index (CRI):</span> 94+ <span class="a-text-bold">Base Type: </span>G13