Hyperikon 4-Pack of T8/T10/T12, 4ft LED Light Tube [Rotatable End Caps], 18W (40W equivalent), 2200 Lumens, 3500K (Soft White Glow), Clear Cover, Garage, Warehouse SAVE 50% INSTANTLY - Save 50% on your electricity bill! Replace 36W 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. TURNS ON INSTANTLY - Our 18W Rotatable LED Light Tube is engineered to light instantly when the switch is flipped. No more waiting for old fluorescent tubes to warm up or turn all the way on! ROTATABLE ENDINGS - The rotating capability of this tube allows for compatibility with ANY fixture configuration. Rotates up to 90 degrees in either direction for maximum versatility. 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>36W <span class="a-text-bold">Input Voltage:</span> 120-277V <span class="a-text-bold">Efficacy: </span>122 Lm/W <span class="a-text-bold">Color Rendering Index (CRI):</span> 85+ <span class="a-text-bold">Base Type: </span>G13