There are Three-Level Dimming Options. Lightly adjust the brightness level by pressing the single sensitive button. Provide the required brightness according to your needs. This mini selfie ring light enables to serve various needs wherever indoor,outdoor, night or day., No need to worry about the trouble of replacing the battery. This selfie light ring can be easily charged through the Micro USB cable, without any additional disposable batteries, and can be used normally when charging., This small selfie ring light is suitable for iPhone,Android,and all kinds of laptops,computer,phones, with just right clip size 21MM .This ring selfie light designed with scratch-resistant sponge which also prevents it from falling off., The compact and Portable size makes it easy to put in your pocket or handy purse.You can get a perfect selfie light ring anywhere. This led selfie ring light can be used as makeup light ring or a flashlight in the dark environment.,