![](https://play-lh.googleusercontent.com/a-/ALV-UjXYTNEdlqzlq-Y1RpzuxLQdj7Y2rsBgTrJOvdEhVs98Skj0q0Rh=s32)
Ricky Ramirez
🤣 🤣 I had to install this so I could just point something out...it detects magnetic fields it claims, using the magnetometer in your phone.....Gold, Silver, Copper and the rest of the nonferrous family of metals don't produce a magnetic field so 🤔
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