underground handheld gold detector
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Professional waterproof gold scanner metal detector
This metal detector's detection sensitivity can be adjusted, operator can select a desired sensitivity according the actual situation. Under common situation such as indoors or in the place of complex soil constitution, you should select low sensitivity. Operating with low sensitivity, the detector operates stably and has powerful anti-interference capability. If you want to detect outdoors in the area of homogeneous soil and the target is buried deeply, you can select high sensitivity. Selecting high sensitivity increases the detection depth, but the detection is liable to be disturbed by the stray wave in environment and the metallic scraps in soil.
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