The Grainger 16W162 is a 16-watt, 120-volt, T8 fluorescent light bulb that produces 1,100 lumens of light output. This 4-foot long bulb has a medium bi-pin base and an average rated life of 24,000 hours. It has a color temperature of 4100K, making it a cool white fluorescent bulb suitable for workspaces, garages, basements, and other utility areas that need bright, energy efficient lighting. With an energy-saving design, this bulb meets EISA efficiency standards. The 16W162 provides an economical lighting solution for compatible fluorescent fixtures.