1. [FULL-SIZE FOLDING WIRELESS KEYBOARD & MOUSE TOUCHPAD]: Designed for seamless compatibility with the Lenovo K7t, this keyboard features a built-in rechargeable battery that lasts up to 48 hours of usage and an impressive 560 days on standby. Along with an integrated mouse touchpad and left/right click buttons, it offers convenient, user-friendly interaction in a compact design. (Note: Phone holder/stand not included) 2. [FOLDABLE TRI-FOLD DESIGN]: Our full-size travel keyboard is ultra-thin and folds easily, making it an ideal companion for travelers and business professionals. It enables fast, error-free typing on mobile devices, making it essential for anyone who needs to work on the go. 3. [MULTI-DEVICE CONNECTIVITY]: Connect effortlessly via Bluetooth to any Android, iOS, Mac, or Windows device. With a standby time of 560 days and up to 48 hours of continuous use, this keyboard is designed to meet your diverse connectivity needs. 4. [WIDE COMPATIBILITY]: Utilizing Bluetooth 5.3 technology, this foldable keyboard supports three major operating systems: iOS, Windows, and Android. (Note: For desktop PCs or laptops lacking Bluetooth, a third-party Bluetooth adapter is required, not included.) When folded, it measures 5.98" x 3.82" x 0.71", providing portability without sacrificing functionality. Practical use scenarios include: - Typing documents or emails while traveling, enhancing productivity with a full-size keyboard experience. - Offering an efficient solution for editing and content creation on mobile devices. - Providing a compact input method for presentations or meetings, allowing easy mobile device interaction.