Proprietary exclusive OttLite ClearSun LED reduces eyestrain by 51%. Provides smooth, uniform light with Color Rendering Index (CRI) of 95+ for excellent color accuracy. Specially designed to help you see clearly and comfortably. 3 color temperature modes (warm white, bright white and ClearSun natural daylight). Touch-activated controls. Gradual dimmer. 40-minute automatic shut-off timer. Flexible neck and two adjustable shades for multiple lighting configurations.