【USB C Ports】Kisnt KN300 number pad is made to work with all laptop devices with Type-C ports such as Macbook models and Windows PC.Compares to other connection modes, wired number keypad is more efficient stable,plug and play.Warm Tips: Type-C cable is 2.62ft long,please carefully confirm your devices have Type-C ports before purchace. | 【Suitable for Mac&Windows】The built-in powerful System identification chip can automatically adjust some key functions of the numpad keyboard to match the Windows or Mac OS.Calculator, left parenthesis, right parenthesis only applicable to WIN systems,F13-F15 is customizable as your preferred shortcuts via system setting in Mac OS. | 【Combination of Numerical and Function Keys】The 34-key numeric keypad is equipped with several commonly used shortcut keys, including Esc, Tab, Back Space, Delete, Home, Page up, Page down and four arrow keys. Meet all you need of a number keyboard! | 【X Scissor Construction Design】Our USB-C numpad is made of sturdy and durable ABS material ,scissor switch key structure (same as laptop key structure) make the keypad to be more slim and solid. | 【Good Partner for Laptops】If you need an external keypad for a laptop, this is an ideal solution. It gives you all the extra keys from an extended keyboard , and it's thin and light enough to easily throw into your laptop case or backpack.