Go on a treasure hunt anytime with this Detector Metal. It runs on a 6.7 kHz operating frequency and detects coin-size objects up to 7 inch deep and larger objects up to 3’H with no loss of sensitivity. This model has a streamlined appearance two operating controls and a mode selection switch for ease of use. The IV tracker detects in extreme ground conditions from salt wet beaches to highly mineralized inland sites with no operator adjustments.