The OttLite SanitizingPro LED Desk Lamp and UV Air Purifier is a patent-pending design that uses three different sanitizing techniques to create a healthier space: (1) patented SpectraClean LED technology to reduce bacteria on phones, keyboards and desks, (2) UVC LEDs to reduce bacteria and viruses, and (3) a HEPA filter to capture and trap airborne particles. Excellent sanitizing power and eyestrain-reducing illumination available right at your desk! The lamp head features OttLite ClearSun LEDs that are specially developed to reduce glare and eyestrain by up to 51% creating a more comfortable and productive workspace. It's the ultimate health and wellness lamp. The SanitizingPro is designed to provide excellent lighting and sanitized, clean air in your personal working space. Ideal for cubicles, desk-space areas and study spaces.