BrandTech Wireless Keyboard with Protective Case for iPad Air 4 10.9 / iPad Pro 11, This keyboard designed for iPad comes with a protective case, the case can be attached to the keyboard via magnetic forces, Pair iPad to the keyboard via Bluetooth, and the keyboard is able to work 100 hours with no interruptions once it is fully charged. , It is made of soft TPU covered by anti-dirty and anti-scratch PU leather in a lambskin pattern.