The Westgate Mfg T8-EZ6-GS-4FT-15W-35K-C is a 4 ft. 15W Type A+B LED T8 lamp with a clear glass tube, suited for direct-wire or ballast-compatible retrofits in commercial and institutional fluorescent fixtures. Delivering 1,875 lumens at 3500K with a 120 beam angle, it operates on 120277VAC and carries a 50,000-hour rated life. UL and DLC listed, damp location rated, and backed by a 5-year warranty.