This detector is applicable to the safe check that the airport, station, wharf, jail,
maritime customs, public security official, border defense...etc. protect the section,
the quantity check of the medicine, food, the business system;
And the examination( such as the gold and silver decoration factory) and
important places of the precious metal,such as safe check of etc. of the athletic field,.
brief introduction of its function
It can reach a depth of 120mm
Method of giving signals: by light and sound