The led ring light is with 3 light modes & 10 adjustable brightness for your choose, meet all your needs in different circumstances. 3 light modes: white, warm yellow, warm yellow white. This ring light is usb powered(5V 1A/2A), you can power it with your laptop, computer, power bank and USB charger. It can be worked as a table lamp for your makeup or other online teaching that you should finish on the desk.
