LED Strip Light Retrofit Kit, Lumens 4,778 lm, Lumens Range 4,000 to 5,999 lm, Light Technology LED, 120/277V AC, Lighting Certification DesignLights Consortium (DLC), Dimmable Yes, Emergency Battery Backup No, For Bulb Type Integrated LED, Overall Length 48 in, Overall Width 4 1/4 in, Color Rendering Index 80, Color Temperature 4000K, Dimming Method 0-10V, Kit Contents Pre-Wired LED Engine Assembly, LED Replacement For 2 Lamp T8, Lamp Quantity 1, Lens Type Frosted Lens