Gosin Ultrathin Mini Handheld Wireless Bluetooth Keyboard with Touchpad for Windows Android IOS(Mini Black) The keyboard is the first design so far in the world. All in one design, ABS shell, fitting palm convenient to use even without a mouse. Cross Compatible: Works with iOS, Android, Mac and Windows, with shortcut keys for all four systems. Bluetooth 3.0; With Built-in lithium battery, you do not need to purchase battery yourself Comfortable Keys: Type quietly and effortlessly on comfortable, low-profile keys. What You Get: Gosin Bluetooth Ultra Mini Bluetooth Keyboard, welcome guide, our fan-favorite 18-month warranty and friendly customer service