Is it deserve to buy?

[lahoop]

Hi to all
please give me advice about this long range locator that called TFR-Dowsing rod in the link I appreciate your opinion

[https://www.youtube.com/watch?v=NEIKQuzHRd4l]

Notice there is 4 models. I prefer this one

[Geo]

If you know to dowse then you don't need this.
Two simple L rods are ok and make the job without money...