Portable Ring Light: diameter 8.5 cm; lightweight and portable; fits easily into a pocket or handbag; can be clipped onto your phone when needed for a versatile everyday ring light. Four adjustment modes: Fill light (1), Boost light (2), and Strong light (3) meet diverse lighting needs. A two second press and hold feature also activates a flash function, ensuring you present a confident, natural, and elegant image in front of the camera. Scratch resistant design: The clip on the selfie ring light features a soft gel strip to protect your device from scratches during use. Simply clip the ring light onto your phone and you're ready to go. USB powered: The ring light is USB powered for low power consumption and safety. USB powered devices like computers, laptops, and power banks can be used as a power source for added convenience. Use scenarios: ideal for vlogging or live streaming in indoor or low light environments; suitable for makeup tutorials or portrait photography with a phone; convenient for video calls or remote work in dim lighting.