Nova Luce desk lamp features a grey silver diffuser and is a one of a kind intelligent table lamp which changes in color (Kelvin temperature) and intensity as a user operates it. Light color (Kelvin temperature) and intensity vary according to the selected program. Automatic control dimming function and color temperature. Natural sunshine effect, sunrise and sunset simulation can be set for specific times of the day, creating the healthy and relaxing outdoor environment within your office or home. User can change the color temperature and light output intensity of the lamp between a dim warm (2500K) and bright cool (6200K) color temperature, thus providing the ability to set the actual color and intensity of light. Dimming and color temperature functions can be manually adjusted or programmed. Four 28 watt, 120 volt, T5 minibipin fluorescent lamps included. General light distribution. Base is 12.5L. 23W X 16.5H.