Specifications: Item: Led Party Glasses Color: white, yellow, red, blue, green, pink Material:ABS Battery capacity: 180mAh Charging type: USB interface charging Charging time: 2 hours Length of use: 5 hours Input power currant: 5V 1A Products: 1.PP controls the design of glasses, can change the text and pattern in DIY. 2. Long battery life, up to 500 cycles or more 3Long-term, high-powered, energy-saving LED lamp account 4. CHARGE PROTECTION: the charge status shows a red light and the charge is automatically completed 5. Working principle: LED beads are powered by the battery and can be reused after charging How to use: 1. When charging, direct link to USB interface. At this time, the RED light is on, indicating that the glasses are in the charging state when the charge is full, the red light turns off automatically 2. Press the switch button for a long time, AND press the gear position for a long press is closed. 3This product should be used together with the application: The first step, press and hold to open the glasses, open the Bluetooth phone; The second step is to open the application page and click on the connected device. In the third step, after the device shows that the connection is Successfully, it can be used together. Occasion: wedding, party, birthday, halloween, evening activity, Christmas decorations