This Shiny Satin Brass LED Desk Lamp is perfect for your home office. Simply styled with lots of perks, this desk lamp is super versatile as it also has a USB port to charge your electronic devices. Superior for its LED technology which is said to reduce eyestrain and increase comfort and clarity. This lamp has three color temperature modes and three brightness levels that all work with a touch sensitive button. The shade and the arm are adjustable, giving this classic looking desk lamp lots of versatility. 18"x4"x4"Features 3 brightness settings with touch controls and a maximum lumen output of 300.Features 3 color temperature modes and memory feature that remembers your last setting for color temp.Includes Adjustable, minimalist shade and long counterbalance arm that locks lamp in desired position. Adjusts from 4"-18". Base measures 6" diameter.Energy efficient LEDs rated to last up to 40,000 hoursIncludes 5V, 2.1A USB port to fully charge smart phones and tablets