Always try to use the stylus for prolonged operations. The finger prints and sweat will reduce the visibility of screen and which require frequent cleaning. A touchscreen is an electronic visual display that the user can control through simple or multi touch gestures by touching the screen with a special stylus/pen and or one or more fingers. Some touchscreens use an ordinary or specially coated gloves to work while others use a special stylus/pen only. The user can use the touchscreen to react to what is displayed and to control how it is displayed (for example by zooming the text size).