100,000 Hours Rated Lifespan. 10-year Warranty. L70 > 100,000 Hours. 0.8mm Die-form Steel Housing (White). Frosted Prismatic Acrylic Lens – Low Glare & Even Light. Hinged Door Frame for Easy Installation and Maintenance. Highly Reflective White Coating to Maximize Efficiency. Standard Ceiling Surface Mount. 1/2" Knock-outs on Top. TAA/BAA Compliant.