Task Desk Lamp offers a wide range of motion for precise placement. The pivoting head provides custom positioning. It can be twisted 360 degrees. Desk lamp does not articulate at its 6.7" diameter base. Full-range dimming ranges from 10 to 100 percent. LED is designed to last for 50,000 hours of life. It uses only 5 watts of energy. Design also included 3500K color temperature and 80 color rendering index. TAA-compliant light comes with a 9'4" power cord.