A11B Bluetooth 3.0 Ultra-thin ABS Detachable Bluetooth Keyboard Leather Tablet Case for iPad Air 4 / Air 5 / Pro 11 inch 2022 / 2021 / 2020 / 2018, with Pen Slot & Holder, For iPad Air 4 / Air 5 / Pro 11 inch 2022 / 2021 / 2020 / 2018

Features:
1. Accurately fit the corners of the equipment.
2. Precise cutting for easy access to all buttons and ports for smooth operation.
3. Easy to insert and remove.
4. For iPad Pro 11 inch (2018).
5. Does not include a tablet.

Specifications:
1. Lithium battery: 200mAh.
2. Standby time: 100 days.
3. Continuous working hours: 70 hours.
4. Charging time: 4-5 hours.
5. Battery life: 3 years.
6. Working distance: 10m.
7. Key life: 500 million times.