Grab the perfect selfie, shine some extra light for your video call, light your workspace beautifully. The OttLite Ring Light provides versatile lighting that you can position perfectly with the 20+-inch long neck and sturdy clip. Great as a desk lamp for reading, computer work and projects, this ring light features ClearSun® LED technology to reduce eyestrain and glare. And, with three dimmable color temperatures, you can easily create the lighting effect you want. To operate, simply plug into a standard USB port on your computer or adapter.Details:BlackProprietary exclusive OttLite ClearSun LED reduces eyestrain by up to 51%Provides smooth, uniform light with Color Rendering Index (CRI) of 95+ for excellent color accuracySpecially designed to help you see clearly and comfortably4.3" (10.9 cm) diameter ring lightDimmable with 3 color temperature modes: warm white, bright white and ClearSun natural daylightFlexible 20+ inch long flexible neck holds positionSturdy clip holds to bookshelves, table tops and morePerfect for reading, computer work, taking pictures, crafting and moreControls on cord to easily change color mode, brightness and on/offTo power, plug into standard USB port on computer or adapter (adapter sold separately)