[Portable Mini Keyboard]Ultra-small size,attached detachable USB-C cable,effectively saves desktop space. You can connect the mini keyboard (plug and play) and a normal-size keyboard with the same computer at the same time, they will not interfere with each other. [Default function] The default function of three keys is select all,cut,copy and paste(Ctrl+A,Ctrl+X,Ctrl+C,Ctrl+V).Plug and play,No software Makes workflow super fast. [Other function] You can also use other functions, such as Shortcut keys, Multi-step operation, Multi-key in one, Undo, Redo, Play, Pause, Volume, Switch song, Forward, Backward, etc. You can control the light color and of the case you want through the software or website. [Device] Programming will be saved on the device. You don' need to set it up again when you change the computer.If you encounter any problems with the keypad, please contact us, we will help you deal with it as soon as possible. Compatible Devices:Laptop, PC Connectivity Technology:USB-C Recommended Uses:For Product Multimedia, Personal, Education, Gaming Number of Keys:4 Colour:B: White Material:ABS Package Contents: 1 x keyboard 1 x anti-slip sticker 1 x data cable 1 x Instructions in Chinese and English Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.