Wall Mounting Plate Diameter: (4.4") 11.3cm; (No Desktop Clamp Mounting!) We upgraded the Ring Light to 8 inches! more large more brightness!
Wall-mounted light: The LED light design has 10 adjustable brightness for you to choose, and each lighting mode has 11 adjustable brightness for you to choose to meet your different needs.
Perfect for many uses: reading, crafting, makeup, live broadcasting, live streaming, selfies, video chatting, reading books, macro shots, YouTube videos, studio lighting, portrait photography, live streaming, learning, architect drawing
USB Ring Light: The USB port can be used for a variety of devices, such as connecting to a computer host, laptop, power bank and USB charger. You can enjoy LED ring lights anytime, anywhere!
Swivel Arm: Dual 14-inch (approximately 35.6 cm) long arm brackets for convenient adjustment of light distance and angle for optimal viewing.