Day-Brite, SDS42448L8CST-UNV-DIM, Selectable Strip Light, Dimmable, Series: MasterClass, DS 4ft/ 35-40-50K/UNV Designation, 40 W Wattage, 120 to 277 V, LED Lamp, T8 Shape, 2430/3640/4850 Lumens, 80 CRI, 3500/4000/5000 K Color Temperature, 0 to 10 V Dimming Ballast, 52 mm H x 1219 mm W Dimensions,