Metal Detecting Robot?
I'm throwing you gold just in time for National Robotics Week challenges! Should be cheap & easy enough to add this $1.55 metal detector to your robot and have it search for metals: https://www.ebay.com/itm/273092875798
![](https://img.youtube.com/vi/Lx4gbQe3L7g/0.jpg)
Comments
Sorry - Just saw this!