Handheld Metal Detector Is a Well-Made and Widely Used Classic Small Metal Detector. It Is the First in the Domestic Handheld Metal Detector Industry. It Is Especially Suitable for the Safety Inspection of Public Places or Factories That Require Extremely High Detection Sensitivity, Such as Airports, Public Security, Border Defense, Courts, Prisons, Stadiums, Exhibition Venues, Entertainment Venues, Station Terminals, Etc.; Precious Metal Manufacturing and Processing Enterprises Such As: Anti-Theft Inspection of Jewelry, Electronics, Hardware, Automobiles and Other Enterprises.