DIY Pattern: There are 4 ways to choose, text, graffiti, animation, music rhythm. Text pattern, you can choose multiple languages, adjust the speed and movement of the text. Graffiti pattern, it has 3 kinds of brightness brush and creative graffiti. Animation, when not connected to Bluetooth, the app has 31 animations and 11 patterns to choose from. After connecting, you can DIY. Music mode, it has microphone and music rhythm patterns to display (it does not support sound). How to use: First, download the app (Funky Glasses), long press the button (on the top of the glasses frame) for 3 seconds to turn on the glasses and open Bluetooth. Second, open the app page and search for Bluetooth and click the button to connect it. Third, when the app and the glasses are connected, you can choose the display pattern to display. USB Charger: LED glasses are powered by USB charger. Charging for 2 hours, the glasses can be used for about 5 hours. The charging port is on the left side of the frame. It has a charging protection, when charging, the glasses will show a red light, and when charging is complete, the light will automatically turn off. Notice: Before use, please remove the film from the glasses. If you have any questions about your glasses, please contact us.