The Ring Light USB power connector can be connected to the power supply via three connectors, such as the power adapter. With the mobile phone charger, the portable power bank and the USB port of the computer, easy-to-use different phone models for self-timer, live broadcast, you can enjoy LED ring light anytime freely. The ring light is a good helper, creates a warm and balanced lighting and gives the face a pleasant effect, perfect ring light for different scenarios such as makeup, live broadcast, live show, selfie, video Chat, reading books, macro shooting, YouTube videos, blog, studio lighting, portrait photography and streaming etc.