The detector coil is constantly moving at a low distance from the ground, and is often damaged by rocks, tree roots, Torchashie objects from the ground. In connection with the above points, choosing a metal detector on the Avito, you can run on the device, which at the initial inspection seems to be correct, but in the future during the operation will prove that the goods do not meet the stated characteristics. For example, such detector may have less depth of search, or it may not react at all to groups of metals, and miss valuable finds.
