Z102BS Pen Slot Backlight Bluetooth Keyboard Leather Tablet Case For iPad 10.2 2021/2020/2019(Green)

1. Bluetooth standard interface 2. Effective operating distance: 10 meters 3. Modulation method: GFSK 4. Working voltage: 3.7-4.0V 5. Working current: <8MA 6. Standby current: <0.3MA 7. Sleep current: <50UA 8. Charging current: >200mA 9. Standby time: >100 days 10. Charging time: 2-3 hours 11. Lithium battery capacity: 450mAh 12. Sustainable working hours: >30 hours 13. Lithium battery life: 3 years 14. Button force: 80+/-10g 15. Button life: 5 million clicks 16. Operating temperature: -10 to 55 degrees Celsius 17. Charging port: Micro USB interface 18. Not just a protective case, built-in bluetooth keyboard, more powerful 19. Bluetooth chip, fast speed, low power consumption, stable 20. Precise cut for easy access to all buttons and ports, giving you smooth operation 21. Touchpad, bracket and pen tray function, easy to use 22. Dimensions: 25.9x20x2.2cm 23. Weight: 715g