... and Functions:(1) Most common frequencies are Copper, Silver, Gold, P.T, Tin, Jewel, Aluminum(2) Detecting Range: 1000m(3) Detecting Depth ... Seven LED’s (channel indicator lights for Copper, Silver, Gold, P.T, Tin, Jewel, Aluminum) across the top; each is labeled for ... (2) External Battery Port(3) The Belt Receiver(4) Head Phones(5) Receiving Rods(6) Battery Charger(7) Antenna(8) Marker ...