- Full-size folding wireless keyboard and mouse trackpad: Fully compatible with Samsung SM-J727V. Built-in rechargeable battery lasts up to 48 hours of use, with standby time up to 560 days. Includes a mouse trackpad with left and right click buttons. Compact, portable design for easy interaction. (Phone holder/stand not included.) - Foldable tri-fold design: Very thin and foldable full-size travel keyboard. Ideal gift for people who travel frequently or on business trips. Lets you operate mobile devices on the go. Enables quick, easy, and error-free writing. Also a good choice for editors. - All IOS/PC/MAC/Android connection mode: Connects to any Android, IOS, Mac or Windows device via wireless Bluetooth. Up to 560 days of standby time and up to 48 hours of continuous use time. - Wide and universal compatibility: Bluetooth 5.3 technology, works with iOS / Windows / Android. Note: For desktop computer laptops without Bluetooth, you need to use a third-party Bluetooth adapter (not included) before use. Folding size: 5.98" x 3.82" x 0.71"