2'x2' LED Backlit can be utilized in offices, conference rooms, libraries, and other task 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 allow the end user to determine the wattage input & Selectable CCT changes the color temperature appearance. Contractor Series are sold in bulk packs (Pack of 4). Input Voltage: 120-277VAC Lumens: Selectable Lumens (2600lm / 3100lm / 3700lm) Wattage: Selectable Wattage (20W / 25W / 30W) Color Temperature: Selectable CCT (3000K / 3500K / 4000K) Color Rendering Index: 80+ CRI Dimming: 0-10V Finish: White Mounting Accessories: Recessed Kit or Surface Mount Kit (ordered separately) Listing: cETLus Listed for Damp Locations