A220 Splittable Bluetooth Keyboard Leather Tablet Case for Samsung Galaxy Tab A7 Lite 8.7 T220 T225, with Holder and Elastic Band Function Features: 1. Not only a protective case, built-in Bluetooth keyboard, more powerful 2. The keyboard and leather case can be separated design 3. Bluetooth chip, fast speed, low power consumption, stable 4. Precise cutting, easy access to all buttons and ports, providing you with smooth operation 5. Support and elastic band function, easy to use 6. The elastic band can hold the stylus (not included) 7. Easy to insert and remove 8. Tablets are not included specification: 1. Bluetooth version: 3.0 2. Effective distance: 10m 3. Modulation method: GFSK 4. Working voltage: 3.0-4.2V 5. Working current: less than 2.5mA 6. Standby current: less than 0.3mA 7. Sleep current: less than 40 microampere 8. Charging current: more than 200mA 9. Standby time: more than 100 days 10. Charging time: 3-4 hours 11. Lithium battery capacity: 200mAh 12. Sustainable working hours: 100 hours 13. Lithium battery life: 3 years 14. Button force: 80and-10g 15. Button life: 5 million clicks 16. Working temperature: -10-55 degrees Celsius 17. Weight: 378g 18. Product size: 21.5x13.5x2cm Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.