1. Easy to put on and take off with 100-degree adjustable design
2. Enhances wearing stability by utilizing battery weight to balance facial pressure
3. More durable headband with rotatable joints for extended use
4. Soft headband and premium synthetic leather for easy cleaning and reuse
5. Headband integrates a 10000mAh battery with 18W smart safety charging
6. Features over-temperature/over-current/over-charge/over-voltage/short-circuit/lightning/ESD protection
7. Usage time: About 2.5-6 hours
8. Charging time: about 2.5 hours