The Patterson Black LED Desk Lamp is a simple and compact metal task light with an adjustable gooseneck arm and an LED head. TThe LED bulbs are not replaceable, but it lasts 50,000 hours. The shade is a steel cylinder with a convex glass magnifier bulb shield and it is operated via a rubber push button switch on the base. This modern desk lamp has a black fabric cord cover and it is also available in brushed steel or as a floor lamp. CRI: 75; Color Temp: 3000K; 270 Lumens. This lamp is smart outlet compatible.