2 ft x 2 ft, Lens Shape Straight Square, 3500K, 3,800 lm, 119 lm/W, LED, Bulb Included No, For Bulb Type LED, Fixture Ballast Type No Ballast Required, Max. Fixture Wattage 33 W, Color Rendering Index 80, 120 to 277V, Lighting Certification DLC Qualified, Dimmable Yes, Emergency Battery Backup No, Series Evogrid