Improves image detail with superior color rendering * Sleek lines and contemporary burnished nickel finish * OttLite lighting is energy efficient * Includes energy efficient 18-Watt T-5 tube-rated to last up to 10,000 hours, Bulb Type J * Product Dimensions:Max. Height: 70.00 Inch Min. Height: 56.50 Inch Base Diameter: 10.00 Inch