1. Full-Size Folding Wireless Keyboard & Mouse Touchpad : Compatible with the Lenovo K3 Note, this keyboard features a built-in rechargeable battery that provides up to 48 hours of active use and an impressive 560 days on standby. The integrated mouse touchpad and left/right click buttons offer seamless navigation. Its compact, portable design ensures user-friendly interaction. (Phone holder/stand not included) 2. Foldable Tri-Fold Design : This ultra-thin, full-size travel keyboard easily folds for efficient storage and transport, making it an ideal gift for frequent travelers and business professionals. It allows for easy operation of mobile devices on the go, enabling fast and accurate typing, perfect for editors and content creators. 3. Wide Compatibility Across Devices : Connect your keyboard effortlessly to any Android, iOS, Mac, or Windows device using Wireless Bluetooth technology. With a standby time of 560 days and up to 48 hours of continuous use, it accommodates all your device usage needs. 4. Universal Compatibility with Bluetooth 5.3 : The foldable keyboard supports the three major operating systems: iOS, Windows, and Android. For desktop PCs or laptops without built-in Bluetooth capabilities, a third-party Bluetooth adapter (not included) is required. When folded, the dimensions are 5.98 inches x 3.82 inches x 0.71 inches. Use Scenarios : - Perfect for business travelers who need to type on-the-go during flights or commute. - Ideal for remote workers who require a portable keyboard to connect with various devices seamlessly. - Useful for students who need a compact solution for taking notes or completing assignments in different locations.