Bright light-The phone ring light has 36 LED lamp beads to help you illuminate your surroundings when there is insufficient light. The phone light can be used as a flashlight, emergency light, and makeup light. 3-level Adjustable Brightness - Slightly press the dimmer button to change the brightness levels （low, medium and high）, offers desired brightness as you required, enables to serve various needs wherever indoor or outdoor, night or day. Rechargeable Selfie Ring Light - It powered by built-in rechargeable battery with USB cable, no AAA batteries needed, you can charge it via USB cable, The selfie light with a large capacity battery of 300 mAh, which can work continuously for 2 hours (the brightness) . Light Weight and Compact - It is a portable ring light, only 100g and the diameter is 10CM.The mini selfie light is easily in your pocket or handy purse, you can take to anywhere. Widely Compatibility - This selfie light ring is widely compatible with most of digital devices(without cover case), compatible with most smartphones, tablets, laptops, etc. Simply clip it onto your device to install.