- Full-size folding wireless keyboard with mouse touchpad: A full-size keyboard that folds into a compact form, with an integrated mouse touchpad and left/right click buttons. Compatible with Asus ZC554KL. Built-in rechargeable battery offers up to 48 hours of continuous use and up to 560 days in standby. Very convenient and portable for on-the-go use. Phone holder/stand not included. - Foldable tri-fold design: Ultra-thin and foldable, ideal for travelers or business trips. Lets you operate your mobile devices on the go. Type fast, easy and with fewer errors. A good choice for editors. - All Android/PC/Mac/iOS connection modes: Connect via wireless Bluetooth to any Android, iOS, Mac or Windows device. Delivers long standby time (up to 560 days) and up to 48 hours of continuous use. - Wide and universal compatibility: Bluetooth 5.3 supports iOS, Windows and Android. Note: For desktop PCs/laptops without Bluetooth, a third-party Bluetooth adapter (not included) is required. Folding size: 5.98" x 3.82" x 0.71".