... frequencies are Copper, Silver, Gold, P.T, Tin, Jewel, Aluminum(2) Detecting Range: 1000m(3) Detecting Depth: Max. 50m(4) After tracking ... panel(9) The black case is adopted fireproof material(10) Aluminum alloy Strawbench, English label panel. Components:(1) A black case ... with aluminum trim, a handle and two locks(2) External Battery Port ...