Controlled by APP: LED glasses are controlled by APP. You can scan the QR code on the manual instruction or search the "Funky Glasses" on the APP store to download it. When the glasses are connected with Bluetooth you can choose the pattern you like to show on the glasses. DIY Pattern: There are 4 ways to choose, text, graffti, animation, music rhythm. Text pattern, you can choose multiple languages, adjust the speed and text movement. Graffti pattern, it has 3 kinds of brightness brush, and creative graffti. Animation, when not connected with the Bluetooth, APP has 31 animations and 11 patterns to choose. After connected you can DIY. Music mode, it has microphone and musical rhythm pattern to show(it did not support the sound). 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 and search Bluetooth and click the button to connect it. Third, After the APP and glasses are connected, you can choose display pattern to show. USB Charger: LED glasses is powered by USB charger. Charging 2 hours, the glasses can use about 5 hours. The charge port is on the left of the frame. It has a charging protection, when it is charging glasses shows a red light, and when the charge is complete the light will automatically off. Notice: Before use, please remove the film from the glasses. After-sales service: If you have any questions, you can contact us at any time to solve them. 13