【Versatile Design】This ultra-thin foldable Bluetooth-compatible keyboard case features an innovative 3-in-1 design, perfectly combining keyboard, stand, and protective case functionalities. Equipped with a touchpad and magnetic design, it offers a multifunctional operating experience. 【Wide Compatibility】Utilizing Bluetooth-compatible 5.0 chip technology, this keyboard supports Windows, iOS, Android, and Mac OS systems, ensuring stable connections and low-latency transmission. 【Flexible Configuration】The magnetic split design allows for easy separation of the keyboard from the protective case, enabling flexible usage combinations to suit your needs. 【Long Battery Life】Featuring energy-saving technology, the keyboard requires only 2-3 hours of charging time and can last up to 200 hours on a single charge. 【Multi-Device Connectivity】With three-channel Bluetooth-compatible switching (fn+A/S/D), you can quickly switch between multiple devices. 【Advanced Touchpad】The touchpad supports single-finger and two-finger gesture operations, compatible with Android and Mac OS systems for enhanced productivity. Specifications: Battery Capacity: 500mAh Battery Life: 50 hours Standby Time: 90 Days Charging Port: Type-C Bluetooth-compatible Version: 5.0 Working Voltage: 3.3V-4.2V Charging Voltage: DC 5V (200mA) Connection Method: Three-channel Bluetooth-compatible switching