A. DIY Pattern: There are 4 ways to choose, including text, graffiti, animation, and music rhythm. In the text pattern, multiple languages can be chosen, and the speed and text movement can be adjusted. In the graffiti pattern, there are 3 kinds of brightness brushes and creative graffiti. For the animation, when not connected via Bluetooth, the APP offers 31 animations and 11 patterns to choose from. After connection, DIY is available. In the music mode, it has a microphone and a musical rhythm pattern to display (it does not support sound). B. Ways 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 the Bluetooth. Second, open the APP page, search for Bluetooth, and click the button to connect. Third, after the APP and the glasses are connected, a display pattern can be chosen for showing. C. USB Charger: The LED glasses are powered by a USB charger. After charging for 2 hours, the glasses can be used for about 5 hours. The charge port is on the left of the frame. It has a charging protection. When charging, the glasses show a red light, and the light will automatically turn off when the charge is complete. D. Notice: Before use, the film on the glasses should be removed. If there are any questions about the glasses, please contact us.