The content of 3D printing can come from 3D models or other electronic data, and the 3D objects printed by it can have any shape and geometric features.
Since its inception, it has been sought after by many computer enthusiasts and makers, and once it was hard to find a "faction". Although its appearance is petite, its inner core is very powerful.
An instruction and data input device for operating computer equipment, also refers to a set of function keys arranged by the system to operate a machine or equipment.
