The Smart Keyboard Folio for iPad Pro and iPad Air is a comfortable keyboard when you need one and provides elegant front and back protection when you don’t. With two convenient viewing angles and no charging or pairing required, it’s simple just to attach the keyboard and start typing. Compatibility iPad Models iPad Pro 11-inch (4th generation) iPad Pro 11-inch (3rd generation) iPad Pro 11-inch (2nd generation) iPad Pro 11-inch (1st generation) iPad Air (5th generation) iPad Air (4th generation)