This 1×4 LED back light design provides the flexibility to insure the correct light level and color temperature desired in different applications. Select from 3500K, 4000K or 5000K color temperatures as well as 2200, 3300 or 4000 lumen levels with a switch located on the driver housing. The lightweight housing and slim design, measures only 1.5 inches in depth. The integral j-box and driver housing provide ample access for easy installation. The fixture is constructed using stamped steel back plate that provides excellent LED cooling as well as contributing rigidity to the design. The interior of the fixture is highly reflective white powder coated. The direct illumination panel is ideal for use in offices, schools, healthcare facilities and other commercial applications. This 1×4 panel features 120-277V voltage operation with an electronic driver that works with 0 – 10 volt dimming systems. DLC® listed.