Product Description DIY Patterns: Offers four pattern options: text, doodle, animation, and music rhythm. Text patterns support multiple languages and allow adjustment of text speed and movement. Doodle patterns offer three brightness brushes and creative doodle options. Animated patterns: When not connected to Bluetooth, the app provides 31 built-in animations and 11 patterns to choose from. Customization is available after connecting via Bluetooth. Music mode: Built-in microphone displays music rhythm patterns (audio output not supported). How to Use: First, download the app (Funky Glasses). Press and hold the button on the top of the glasses frame for 3 seconds to turn on the glasses and Bluetooth. Second, open the app, search for Bluetooth devices, and click the button to connect. Third, after the app successfully connects to the glasses, you can select the pattern to display. USB Charging: The LED glasses use USB charging. A 2-hour charge provides approximately 5 hours of use. The charging port is located on the left side of the frame. It has a charging protection function; a red light will illuminate during charging and automatically turn off when charging is complete. Note: Remove the protective film from the glasses before use.