1. Choose from 4 modes: text, animation, rhythm, and doodle. In text mode, you can edit your text and adjust the display and speed. In animation mode, there are 10 dynamic animations or 11 static animation modes. In rhythm mode, you can play local music or detect external sounds to trigger lighting effects. In doodle mode, you can doodle with 3 brightness brushes, save creative doodle images, and display them in animation mode. 2. and comfort: The Bluetooth glasses are made of ABS plastic for a comfortable fit, and the LED glasses are . The wraparound frame design fits snugly to the face, reducing pressure on the temples and enhancing comfort. The silicone nose pads adapt to the contours of your face and nose bridge, ensuring a nonslip fit. The breathable hole design adds to wearing comfort. 3. USB Charging: The LED glasses are powered by a 180mAh battery and can be charged via a mobile phone or USB charging cable. After 2 hours of charging, the LED glasses can be used for approximately 5 hours. The charging port is located on the left temple of the glasses. A red light indicates charging and turns off automatically when charging is complete. 4. Versatile uses: Our LED Bluetooth glasses can be used at festivals, parties, raves, stage performances, birthdays, costume events, shows, nightclubs, and more.