1. Bluetooth version: 5.0 2. Operating distance: about 10m 3. Charging interface: Type-C USB 4. Product material: PU+TPU+ABS 5. Battery capacity: 180mAh 6. Charging time: 2-3H 7. Working voltage: 3.0-4.2V 8. Charging current: about 200mA 9. Working current: about 10mA 10. Working hours: about 30 days 11. Standby time: about 150 days 12. Battery life: 3 years 13. Working temperature: -10 - 55 degrees Celsius 14. Thin and portable, magnetic suction, more comfortable texture 15. Built-in double magnet design, detachable keyboard, stable and not easy to fall 16. Multi-functional touch panel, supports multiple touch gestures, easy to operate the tablet