For Samsung Galaxy Tab S7 DUX DUCIS Detachable Bluetooth Keyboard Ultrathin Horizontal Flip Leather Tablet Case with Touchpad & Smart Sleep Function & Holder(Black)

1. Bluetooth connection distance: about 10m 2. Operation voltage: 3.0-4.2V 3. Operation current: about 2.5mA 4. Standby current: about 0.3mA 5. Charging current: 200mA 6. Uninterrupted operation time: 100 hours 7. Standby time: >100 days 8. Charging time: 3-4 hours 9. Lithium battery capacity: 200mAh 10. Material: silicone+ABS+PU