Jarrett Satin Nickel Contemporary Adjustable LED Desk Lamp Adjusts from 4&quot; to 19&quot; high. Base is 7&quot; wide. Arm is 19&quot; long (including head). Double shaft is 10 1/2&quot; long. Head is 3 1/2&quot; wide. Built-in 5 watt LED array: Comparable to a 40 watt incandescent. 400 lumens. 4500K. 80 CRI. On-off rocker switch on base. Energy-efficient LED desk lamp. Adjustable balance arm. 360-degree rotating round head. Satin nickel finish. Metal construction.