EMF (Electromagnetic Field) is the phenomenon caused by the presence of an electrical current and/or voltage in the environment. The origin of this current is unknown, but it is believed to be caused by human activity. The magnitude of the current varies depending on the type of activity, and the distance from the source.

This sensor app detects any metal objects that are present near you. It detects any type of metal, and the level of the detection is very accurate.

EMF is a very important part of our environment. It has been known to cause many health problems.

This app can be used as a source of information for any type of metal detection.

The sensor of this app is a magnetic sensor. It works as a magnetic field sensor.