Your Screen Resolution is:
(resolution size in pixels)
What Is Screen Resolution?
The screen resolution describes how many pixels your screen can display horizontally and vertically. Example resolution 1920 x 1080.
In this example, the screen can show 1920 pixels horizontal (1920 pixels is the width) and 1080 vertical pixels (1080 pixels is the height)
The more pixels, the more information is visible.
If you want to check your screen resolution, you can use this tool.