Philips, 16.5W, 4', Cool White, T8 LED Lamp, Frosted, 1600 Lumens, 3500K, Non-Dimmable, G13 Base, 50,000 Hours Rated Life, 32W Equivalent, 55% Energy Savings, 48 MOL, Instantfit Requires No Wiring, Operates Using Any Compatible Instant Start Ballast, Mercury Free, Glass Free, Suitable For Use In Fixtures Where Ambient Temperature, Fixtures Maintain Original UL & CSA Compliance, 4 Year Limited Warranty.