2'x4' LED Backlit can be utilized in offices, conference rooms, libraries and other tasks areas where general illumination is desired. The white diffused lens optimizes output while diffusing LED diode image. Each luminaire includes two tunable switches; Selectable Lumens allows the end user to determine the wattage input & Selectable CCT changes the color temperature appearance. Input Voltage: 120-347VAC Lumens: Selectable Lumens (4602lm to 5707lm) Wattage: Selectable Wattage (36W to 45W) Color Temperature: Selectable CCT (3000K / 3500K / 4000K) Color Rendering Index: 80+ CRI Dimming: 0-10V Finish: White Mounting Accessories: Recessed Kit, Surface Mount Kit or Pendant Mount Kit (ordered separately) Listing: cULus Listed for Damp Locations