If somebody... - Pulse Induction Metal Detectors by DeepTech | Facebook
PI Penetrator 5500 - Ground Pioneer 4500 | Quick test :) Ten years old unit, made for american company, sent to us for update, still in perfect condition and work great.
Ground Pioneer 4500 on terrain | terrain | Ground Pioneer 4500 on terrain with Michal Jakub Majchrowicz: | By Pulse Induction Metal Detectors by DeepTech | Facebook
DeepTech Ground Pioneer 4500 | MD-Hunter Blog
Icon Data logger Ground Pioneer 4500 metal detector - YouTube