How to use a compass:

The compass must be kept level,Let it rotate freely. The scale on the dial.wRepresenting the West,NRepresenting the north,ERepresenting the east,SRepresenting the south.Do not approach iron magnetic objects, high-voltage lines, or electromagnetic devices when using a compass, as this may cause errors and reduce the compass's sensitivity.

     A compass is a simple instrument used to determine direction. The predecessor of the compass is the South Seeker, one of the four great inventions of ancient China. The main component of a compass is a magnetized needle that can rotate freely on a shaft. The needle stays along the meridian of the magnetic field. The north pole of the magnetically oriented needle points to the geographic North Pole, which can be used to determine directions. It is often used in navigation, geodesy, travel, and military fields.

widely applied
Even the best direction sense can lead to confusion in a strange place. If you get lost in a remote area, it can be a big problem. It can lead to hunger, cold, fear, and worse outcomes. It's better to rely on yourself. A compass is convenient to carry. Combining with a map, you can always know your location. This tool is not only used in radio hunting, exploration, camping, and other sports, but also applicable in fields such as geology, mining, forestry, surveying, irrigation, construction, tourism, etc. It is a necessary tool for orientation and rough measurement. There are also opportunities to distinguish directionality in urban areas. It is a treasure for players, a partner for traveling, and a collection of high-quality products.