EMFS Magnetic Field Detector
![emf meter](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)
---The first light shows a normal EMFfield, what is
---Range is 0 to 1.5 mG
---The second light (GREEN) detectslow-level EMF,
---The range is 1.5 to 2.5 mG.
---The third light (YELLOW) can detectintermediate EMF
---The distance between 2.5 and 10 mg.
---The fourth light (orange) can detectadvanced EMF
---Range between 10 and 20 mG
---Fifth lamp (RED) shows extremely highEMF
20+ mG range