General purpose commercial light fixture for drop ceilings. Reduces installation time with a pre-lamped and pre-wired troffer. Easy installation. Fixture is pre-wired with 6-foot, flexible whip. Bulbs included - (4) T8 32W 3500K bulbs. Tool-free access allows for easy maintenance of the fixture easily with hinged door assembly. Low profile design with shallow housing which allows you to easily work around duct systems and other common obstacles. Great optics. Prismatic lens means smooth, even illumination (no glare). Universal 12/277V input. UL (Underwriter's Laboratories), ROHS compliant.