Magic Keyboard comes with a Touch ID reader that quickly and securely authenticates you for logins and purchases. The Magic Keyboard with Touch ID and numeric keypad is exceptionally comfortable and precise. It has an expanded set of keys, including one for fast document scrolling, and full-size arrow keys that gamers will appreciate. The number field is very useful when working with spreadsheets and financial applications. The keyboard is wireless and has a built-in rechargeable battery that, when charged, will power it for a full month. And even longer. Magic Keyboard pairs automatically with your Mac, so you can get right to work. And it comes with a woven USB-C to Lightning cable that lets you pair and charge it by plugging into the USB-C port on your Mac.