Compatibility: fits 2018 6th generation iPad (A1893/A1954), 2017 5th generation iPad (A1822/A1823), iPad Pro 9.7 inch (A1673/A1674/A1675), and iPad Air 2 (A1566/A1567). Not compatible with other models. Detachable and adjustable: designed to hold the tablet hands for work, reading, or watching videos. The connection range is up to 10 meters. The protective case can be adjusted to different angles to suit your needs, providing a more comfortable user experience. Auto Sleep/Wake: automatically sleeps or wakes when the lid is closed or opened, reducing energy consumption and extending device longevity. Also delivers a soft and comfortable touch. Battery life: on a full charge, at least 120 hours of continual working time and up to 120 days in standby. This means you may only need to charge the keyboard about 34 times per year. Reminder: charge the keyboard for about 3 hours before first use. Use scenarios: Work and study at home or in the office: type documents and emails with the tablet securely held in place, while the stand supports long typing sessions. Media and reading: watch videos or read with the screen angled for viewing comfort without holding the device. Travel and commuting: long battery life and adjustable stand make it convenient for use on planes, trains, or in cafes without frequent recharging.