- Full-size folding wireless keyboard with built-in mouse trackpad: provides complete control with left and right click buttons, a rechargeable battery offering up to 48 hours of continuous use and up to 560 days in standby. Compatible with vivo Y83 Pro. Note: phone holder/stand is not included. - Foldable tri-fold design: ultra-thin and foldable for easy travel. A practical gift for frequent travelers or business trips, enabling fast, accurate typing on the go and convenient interaction with mobile devices. Also suitable for editors and daily use. - Broad Bluetooth connectivity: connects to Android, iOS, Windows and Mac devices via wireless Bluetooth. Enjoy long standby and work time on a single charge across compatible systems. - Wide compatibility with Bluetooth 5.3: supports Android, iOS, Windows and Mac. Note: for desktop laptops without Bluetooth, a third-party Bluetooth adapter (not included) is required. - Folding size: 5.98" x 3.82" x 0.71" (approximate). Compact when folded for easy packing and portable use. - Use scenarios: (1) Traveling or commuting with a tablet/phone for quick typing and email responses; (2) Working on a laptop or desktop without a built-in number pad or limited keyboard space; (3) Editing documents or drafting content on the go while sitting on a couch or in a hotel room. - Other: Maintains a professional, reliable performance with a compact, portable design that keeps you productive without bulky accessories.