Dimmable Selfie Light This selfie ring light has three lighting modes: warm, cool, warm and cool light. Each mode has 3 brightnesses: low, medium, high. Help you take selfies, makeup, beauty fill light, emergency light, etc. USB Rechargeable Battery Powered: This phone selfie clip ring light includes a built-in rechargeable battery with 2-8 hours working time after fully charged. Just plug in a USB interface device. (Includes micro USB cable) Angle adjustment and easy operation - Rotate the ring light to control the distance between the fill light and your face to get the best light source. Just one button to control, you can change lighting effects easily and quickly. Lightweight and portable - Its weight of only 0.07 oz and its pocket size make it extremely easy to carry. Will not increase your burden. It can be used anywhere and anytime as you want. Universal Compatibility & Multiple Use: This selfie light is easy to clip onto cell phones, tablets, laptops, etc. Due to the maximum clamping thickness: 0.0 inch. You can do makeup, take photos, Vlogging and others so easily.