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. Create a healthier workspace every time you turn on your light! Details:White14" to 26" adjustable height3 brightness settings5V, 2.1A USB charging portQi-wireless charging standFeatures ClearSun® LED technology to reduce eyestrainLow glare, low heat