Unlike most underwater detectors, the HP-1029 works great in salt water as well as fresh water, and with a maximum depth of 65 feet, there is almost no treasure out of your grasp.
Motion detection has relatively low requirements on environment.Motion detection has relatively low requirements on environment.
Sensitivity adjustment function enables the detector easily adapted to different environment.
Discrimination adjustment function enables the elimination of unwanted metal.
Water-proof detector enable the underwater detection