Ring light with adjustable brightness and color temperature, easy to attach with a clip. Also comes with a stand for independent use. I purchased this for web conferences and used it for about a year, but I no longer need it, so I'm selling it. Operation has been confirmed. - Clip width: 2.2 cm - Color temperature adjustment: 2000-6500K - Brightness adjustment: Adjustable from 10% to 100% - Tripod maximum height: Up to 100cm - Tripod width: Up to 21.5cm Thank you for looking.