The VerticalResolution property indicates the current number of pixels in the vertical direction (Y axis) of the display. ...

The VerticalResolution property indicates the current number of pixels in the vertical direction (Y axis) of the display.
Example: 768  
This property has been deprecated in favor of a corresponding property(s) contained in the Win32_VideoController, Win32_DesktopMonitor and//or CIM_VideoControllerResolution