Parameter: Effective distance: 10 meters/32.81FT Standby time: 30 days Continuous working time: 70-100 hours Charging time: 2-4 hours Lithium battery capacity: 200mha Button life: 500 million times Material: Imitation leather, tpu Features: built-in pen holder, non-slip design Color: blue, yellow, pink, light blue, purple gray, dark green Applicable models: For compatible with Apple compatible with iPad 9.7 2018 6th (A1893 A1954) For compatible with Apple compatible with iPad 9.7 2017 5th (A1822 A1823) For compatible with Apple compatible with iPad Air 2 (A1566 A1567) For compatible with Apple compatible with iPad Air 1 (A1474 A1475 A1476) (please order 9.7 inches without mouse) For compatible with Apple compatible with iPad Pro 9.7 2016 (A1673 A1674 A1675) For compatible with Apple compatible with iPad 10.2 2019 7th generation (A2197 A2198 A2200) For compatible with Apple compatible with iPad 10.2 2020 8th generation (A2270 A2428 A2429 A2430) For compatible with Apple compatible with iPad 10.2 2021 for compatible with iPad 9th Ge 2021 For compatible with Apple compatible with iPad Pro 10.5 2017 (A1701 A1709 A1852) For compatible with Apple compatible with iPad Air 3 10.5 2019 third generation (A2152 A2123 A2153 A2154) For compatible with Apple compatible with iPad Air 4 10.9 2020 Fourth Generation (A2072 A2316 A2324 A2325) For compatible with Apple compatible with iPad Pro 11 2018 first generation (A1980 A1934 A1979 A2013) For compatible with Apple compatible with iPad Pro 11 2020 second generation (A2228 A2231 A2068 A2230) For compatible with Apple compatible with iPad Pro 11 2021 third generation (A2377 A2459 A2301 A2460) ***Please check your device model before purchasing. Package: 1*Bluetooth keyboard 1*protective cover 1*data cable 1*Instruction Note: 1.Please allow slight size deviations due to manual measurement,measuring methods and tools. 2.The picture may not reflect the actual color of the item because of different photographing light and display monitor.Thanks for your understanding. Detachable Wireless Keyboard:The case and the magnetic keyboard are magnetically attached, but they can be separated, so that the keyboard can be removed from the case easily and conveniently. All Around Protection: Soft PU leather case can protect your compatible with iPad from scratches, dirt and stains. And this keyboard case can be easily adjusted to a comfortable angle. Ideal for working, studying, writing or watching videos. Built-in Pencil Holder: This keyboard case is equipped with a Pencil Holder. You can use Pencil anytime, anywhere without losing it easily. (Not including Pencil). The edge of the bracket is fully covered, providing excellent protection. The inner layer provides a honeycomb checkered cushion, which can release more than 80% of the heat than the case, protecting your device from overheating. The built-in rechargeable battery can extend the battery life of the tablet. It can be fully charged for 2-3 hours and work for more than 90 hours.