1. compatibility: This iPad Air keyboard case is specifically designed for the iPad Air 11inch 2025 (model numbers: A3268/A3269/A3271), iPad Air 11inch 2024 (model numbers: A2902/A2903/A2904), iPad Air 5th Generation (model numbers: A2588/A2589/A2591), and iPad Air 4th Generation 10.9inch (model numbers: A2316/A2324/A2325/A2072). It fits these models , ensuring usability. 2. Detachable backlit wireless keyboard: The iPad Air 11inch 2025 keyboard case can be securely attached to the case using strong magnets or completely detached. It features a simple and stable Bluetooth connection, allowing for effortless typing even in lowlight conditions with optional singlecolor backlighting or a 7color breathing mode. 3. Longlasting rechargeable battery: The wireless iPad Air 11inch keyboard is equipped with a builtin 400mAh lithiumion battery and an energysaving mode, providing worry usage and extended standby time. The keyboard can be quickly charged via the TypeC port (only 23 hours for a full charge). 4. Adjustable viewing angle and chargingcompatible pen holder: The iPad Air 5/4 keyboard case features three nonslip grooves to adjust the viewing angle for drawing, writing, web browsing, and other tasks. Additionally, it includes a builtin pen holder that securely stores and charges the 2ndgeneration Apple Pencil without needing to remove the case. 5. Full front and back protection: The protective cover is made of durable PU leather, offering full access to all ports, Touch ID, speakers, microphones, and cameras. The soft TPU back with an antislip design safeguards your iPad from bumps and scratches. The interior features a honeycomb pattern design for enhanced heat dissipation.