Industrial-era design meets next-generation, ClearSun LED technology with the Restore LED Desk Lamp. As close to balanced natural daylight as you can get, OttLite's exclusive ClearSun LED Technology reduces eyestrain by up to 51 percent for hours of visual comfort. It provides smooth, uniform light with color rendering index (CRI) of 97. Maximum output is 485 lumens. Energy-efficient LED is rated to last up to 40,000 hours. Adjustable, vintage spotlight with two adjustment points lets you direct the low-heat, low-glare illumination right where you need it. With a touch, change the color temperature (ClearSun natural daylight, bright white and warm white) and select from three brightness levels. Memory feature remembers your last setting for color temperature. Height adjusts from 9" to 22". Metal lamp also features a 5-volt, 2.1A USB port that lets you fully and quickly charge your devices.