[1]Features 1.With this powerful and versatile device, you can hunt for coins, relics, jewelry, gold, and silver just about anywhere. 2.This high performance unit harnesses the power of advanced technology provide with ground balance function to measure ground mineralization and adjust itself for optimum operation, addiction the metal type mode identify the detected subject in ferrous or non-ferrous metal, Enhance the detection depth&accuracy effectively. 3.AR**4 is easy to operate, in order to take full advantage & functions of metal detection, please carefully read this instruction thoughtfully. [2]Application Scope EAST-AR**4 can be used in military, in addition, it also applies to the fields as following: Security checks and public security departments rapid searching; Detecting raw materials, fuel and metal debris in food; Detecting metal objects in mail and baggage; Detecting underground pipes, cables; Archaeology, prospecting; Gold, silver treasures and mineral metal which are underground; Function and Characteristics: Metal scan & Metal type mode switchable Metal &mineral detection Ferrous&Bib-ferrous metal discrimination Auto calibration when turn on Manual Eliminate Mineralization Speaker indication Headphone jack option Low battery indication LED back light option Lead wire disconnection alarm
