The LTL-4231NLC is a high-efficiency LED light tube from Lite-On. It uses a single 12W LED power source and offers an energy-saving output of 72W, delivering an energy efficiency of over 120 lumens per watt. The tube is rated for a 15,000 hour lifetime, representing a significant reduction in maintenance costs compared to traditional fluorescent or incandescent tubes. The LTL-4231NLC features an anodized aluminum chassis with polycarbonate lens and up to 2000 lumen output, making it ideal for a variety of applications, from commercial lighting to residential usage. The tube is UL Recognized for wet locations and can be used in temperatures ranging from -4°F to 122°F.