and headphones: XP's patented radio protocol transmits target signals without delay

Diameter: 16in (400mm)

every INV28 coil ships with the full manufacturer warranty and our 30-day return policy

the dual-control ground balance lets you null out ground response while the iron discrimination mode rejects hot rocks without sacrificing sensitivity to gold

OKM GeoSeeker Water Detector - 820ft open-ear-detecting and headphones: XP's patented radioOKM GeoSeeker Water Detector 820ft Are you looking for underground water resources or hidden cavities up to depths of 250 meters (820 ft)? GeoSeeker is a professional geoelectrical water detector and cavity detector that measures the ground resistivity and visualizes its scan data in incredible 3D graphics. It is a very mobile and easy to operate. GeoSeeker utilizes a geoelectrical measurement procedure based on Schlumberger to read the apparent