Long before the invention of GPS satellites and other advanced positioning technologies, the compass was considered a simple and accurate solution for orientation in difficult geographical situations. Even today, this tool, which may be considered quite basic by many people, can save people from crisis in situations where there is no access to any kind of technology.

 

Despite its very accurate and effective performance, the compass has a very simple structure. A online compass to find north , unlike a gyroscope, consists of a small, lightweight magnet balanced on a frictionless axial surface. This magnet is usually called a needle and one end is marked with the letter N meaning north or painted with a different color. This is all that can be seen in the appearance of a compass.