Hyperikon T8 T10 T12 LED Light Tube 4FT, 18W (40W-50W Equiv.), Dual-End Powered, Ballast Bypass, F48T8 Fluorescent Replacement, 2240 Lumens, 5000K, Frosted, Garage, Warehouse, Shop Light - 4 Pack 120 LUMENS PER WATT  This high output 4ft tube has a lumen count of 2240 and a CRI rating of 85+. With super bright, high output T8 LED tubes in your garage, warehouse, or office, you will see things in a new light. REBATE ELIGIBLE  DLC 4.3 Qualified and UL-Listed. DLC allows eligibility for state and nationwide rebate programs. Model Number: HyperBC-4F-505, UL Number: E472253 HyperBC-4F-XX5 45,000 HOURS - Hyperikon LED tubes have an outstanding life rating of 45,000+ hours and are composed of shatterproof, durable epoxy resin and aluminum alloy. These tubes can last 20+ years depending on use, vastly reducing relamp frequency and maintenance costs. SIMPLE BALLAST BYPASS - These T8 LED shop lights are dual-end powered and require a simple, energy-saving ballast bypass (direct wire) installation. They are compatible with existing T8, T10, and T12 fluorescent fixtures. 5 YEAR WARRANTY - Hyperikons hassle-free UNLIMITED 5 Year Warranty is unrivaled in the commercial lighting industry and covers all of our T8 8ft LED tubes. Contact our customer service team 24/7! <span class="a-text-bold">Wattage:</span> 18W <span class="a-text-bold">Equivalent to: </span>40-50W <span class="a-text-bold">Input Voltage:</span> 120-277V <span class="a-text-bold">Efficacy: </span>123 Lm/W <span class="a-text-bold">Color Rendering Index (CRI):</span> 80+ <span class="a-text-bold">Base Type: </span>G13