360 Rotation Angle Compare to other ring lights, our ring light adjustable tripod head provides 360 rotation angle, which can let you find the best angle to light your subject, makes your photograph or live streaming better. Flexible Phone/Webcam Holder With the gooseneck design, you can twist and bend it to reach an optional angle for a great selfie or live streaming. Convenient USB Supply Works with most devices that support USB port (5V), like laptop, PC, power bank, USB charger, AC adapter, and etc.