Gives information about a screen.
Name— The device’s name, possibly including the manufacturer and model.
Top Left— The coordinates of the top-left corner of the screen, in points (not pixels).
Height— The resolution of the screen, in points (not pixels).
DPI Vertical— The density of the screen, in pixels per inch. (For non-Retina displays, a typical resolution is 72x72. For Retina displays, a typical resolution is 144x144.)
Keywords: device, display, information, monitor