OttLite brings you the only desk lamps designed to break down harmful microorganisms. Now you can have proven sanitizing power right at your desktop with SpectraClean™ visible light disinfection. Using a precise formulation, SpectraClean’s patented technology has been shown to kill potentially harmful bacteria like those prevalent on mobile phones and desktops.Details:White10" to 18.75" adjustable height with flexible neckIncludes 5V, 2.1A USB port3 brightness settingsTouch activated controlsSpectraClean™ Visible Light disinfection technologyOttLite ClearSun® LED technology reduces eyestrain by 51%Smart digital display features calendar, time, and alarm