[Wide Applications]: This one handed macro mechanical keyboard can make your work faster and more efficient, and make the game experience more comfortable and more fluent.. Suitable for office, game, music, media, industrial control, laboratory, production line testing and other fields. [Portable Mini Keyboard]: 4.02x2.24x1.50 inch, 6-key design, plug and play, effectively saves desktop space, attached detachable USB cable. You can connect the keypad and an external keyboard to the same computer at the same time, they will not interfere with each other. [Easy to Operate]: Simple and beautiful operation and setting interface, you don’t need to input tedious code can realize the function of one-button start and one-button input. With storage function, after being set up for Windows , can be used for Linux, for OS X and other systems that support USB protocol. [Good Working Partner]: The keyboard can reduce the time may be wasted during working, on key copy / paste / delete, or one key to open the system function, which can greatly improve the convenience of office.The complex key combination commonly used in design software can also be realized with one key, it can also improves the design efficiency. [Macro Shortcuts Keyboard]: All key functions of the standard for Windows keyboard can be set to achieve complex combination of shortcut keys with one key. Knob can be set to zoom in and out, switch to the next song, volume up and down, pause, play and other functions, more effective.