... ) of the transmitter has Seven LED’s (channel indicator lights for Copper, Silver, Gold, P.T, Tin, Jewel, Aluminum) across ... 900m, 1000m) showing 10 different detecting range. And has one knob for selecting the detecing RangeAlso, the face of the transmitter has ... 45m, 50m) showing 10 different detecting depth. And has one knob for selecting the detecing depth.(7) New function: adjustable sensitivity ...