2 ft x 2 ft, Lens Shape Flat, 3500K, 3,300 lm, 127 lm/W, LED, LED Replacement For 2 Lamp T8, Bulb Included Yes, For Bulb Type Integrated LED, Fixture Ballast Type No Ballast Required, Sensor Type No Sensor, Max. Fixture Wattage 26 W, Color Rendering Index 80, 120 to 277V AC, Lighting Certification DesignLights Consortium (DLC) 5.0, Dimmable Yes, Emergency Battery Backup No, Series LBT