Just a short video to show what the V3i is capable of. It was a little bit bigger around than a quarter but thinner. I am thinking it was copper. It was hitting with a good repeatable signal. I think it would have hit it even deeper.
[video]http://www.youtube.com/watch?v=Y8mvcVtZTaI[/video]
[video]http://www.youtube.com/watch?v=Y8mvcVtZTaI[/video]