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Cavity Detection
storage box
This box is obtained by conducting a search through the long-term search system from four directions and setting an imaginary line each time to form this square
It is then ideally supplemented by the WSA ST
the device’s program and interfaces are available in different and most spoken international languages
Groundtech GR-4 Dual Ground Scanner Lithium Polymer Accumulator Cavity DetectionAdvanced 3D Ground Scanner with Dual Sensor Technology The GR 4 Dual is designed to be extremely simple and compact, making it accessible to everyone. The 3D Ground Scanning System enables the detection, measurement, and location of buried metals, magnetic objects, graves, rooms, and cavities such as tunnels underground. The specially prepared Groundtech Portal 3D Analysis software graphically shows magnetic (iron or steel) and non magnetic (gold,