FNIRSI Wall Scanner - test and what's inside

Testing and opening a WD-01 wall scanner (wall detector) from Fnirsi. It can find live AC wires, metal objects and wooden beams (studs) inside walls. It has a depth indication and it can even locate the center and edges for wooden beams and tell magnetic metals from non-magnetic. This Wall Scanner: https://www.fnirsi.com/products/wd01?... The Nuclear Radiation Detector: https://www.fnirsi.com/products/gc-01... Please support my channel on Patreon:   / diodegonewild   My Instagram:   / savage_danyk