LED Retrofit Kit, Lumens 3,100 lm, Lumens Range 2000 to 3,999 lm, Light Technology LED, 120 to 277V AC, Lighting Certification DLC 5.0 Premium, DLC QPL, ENERGY STAR, Dimmable Yes, Emergency Battery Backup No, For Bulb Type LED Strip, Overall Length 31 in, Overall Width 23 7/8 in, Color Rendering Index 80, Color Temperature 4000K, Dimming Method 0-10V, Kit Contents Integral Wireless Controls, LED Replacement For 3 Lamp T8, Lamp Quantity 1, Lumens per Watt 141 lm/W, Max. Fixture Wattage 22 W