B011S Splittable Backlight Bluetooth Keyboard Leather Tablet Case with Triangle Holder & Pen Slot For iPad Pro 11 inch 2021 & 2020 & 2018 / Air 4 10.9 inch(Black Diamond Pattern)

Features:1. Not only a protective case, built-in Bluetooth keyboard, more powerful2. The keyboard and leather case can be separated design3. Bluetooth chip, fast speed, low power consumption, stable4. Precise cutting, easy access to all buttons and ports, providing you with smooth operation5. Triangular bracket and pen slot function, easy to use6. The keyboard has a colorful backlight function7. Easy to insert and remove8. Tablets and stylus are not includedSpecification:1. Bluetooth version: 3.02. Effective distance: 10m3. Standby time: 100 days4. Continuous working hours: 70 hours5. Charging time: 4-5 hours6. Lithium battery capacity: 200mAh7. Lithium battery life: 3 years8. Button life: 5 million clicks9. Shell material: TPU