Keywords: cons of touch screen, touchscreen technology Touch-screen can be an electronic visual display that can find the presence and location of an impression inside the display area. The word just like immediate to touching the display of these devices with a palm or finger. Touch-screens can also dropped other passive things, like a stylus. But, if the thing find is animate, as a light pen, the term touch-screen is usually not applicable. The touch-screen has two main characteristically. First, touch-screen applies one to interaction straightly with what is showed, rather than indirectly with a cursor handled by a mouse or touchpad. Second, touch-screen let us one do so without demand any intermediate device that would require to be maintain in the palm. This screen can be close to computers or even to systems as a terminal.