1 ft x 4 ft, Lens Shape Center Basket, 5000K, 4,985 lm, 129 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 36 W, Color Rendering Index 80, 120 to 277V AC, Lighting Certification DesignLights Consortium (DLC) 5.0, Dimmable Yes, Emergency Battery Backup No, Series LCAT