Y-C11B 2021 Detachable Candy Color Skin Texture Round Keycap Bluetooth Keyboard Leather Tablet Case with Pen Slot & Stand For iPad Pro 11 2021 Air4 Air5 Pro 11 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 pen slot function, easy to use 6. Round keycap, shell material is TPU 7. Easy to insert and remove 8. Tablets are not included Specification: 1. Bluetooth version: 3.0 2. Effective distance: 10m 3. Continuous working time: 70 hours 4. Standby time: 100 days 5. Charging time: 4-5 hours 6. Lithium battery capacity: 200mAh 7. Lithium battery life: 3 years 8. Button life: 5 million clicks Note: The actual product is subject to the title model, the model of the picture is for reference only