Function: 【Quick and easy to use】: The app allows you to connect your glasses to your smartphone via Bluetooth. Easily deploy text editing, text effects settings, animated image settings, and DIY images. 【Music rhythm】: automatically scan and play local music. You can choose different rhythmic effects. In rhythm mode, you can detect other external sounds to control the lighting effects of your glasses. 【USB battery, long battery life】: Built-in 700 mAh battery can work for 5 hours. Full charge takes 3 hours. It can be charged using the included USB charging cable. 【Safe to use】: Using 432 RGB tube beads, high efficiency, high brightness, long service life, no ultraviolet rays and radiation will not damage your eyesight. 【Wide Application】: These colorful, glowing glasses are perfect for carnival, bars, clubs, LED parties, Halloween, costume parties, carnivals, gifts and more. Stand out from the crowd and become the star of the party. Specification: Material: ABS Application: Shiny glasses Number of LEDs: 432 USB charging: 5 V/1 A Usage time: 5 hours Charging time: 3 hours Battery capacity: 700 mAh Supported languages: 10 Input characters: 40 English characters/20 Chinese characters Size: 173*48*120mm Package details: 1 * Glasses 1* storage bag 1 * Charging cable 1*Operating instructions