The Fast Tracker from Bounty Hunter is an intermediate-grade, user-friendly instrument, offering tremendous value for the money while delivering effective performance over a wide range of conditions and applications. It is a motion metal detector, meaning movement over an object is required for the machine to detect an object and emit a tone. The Fast Tracker has eliminated the 2 most difficult aspects of detecting-ground balancing and target tuning. Both these functions are automatic. With only 2 operating knobs, you are on the Fast Track to finding buried treasure The Fast Tracker will detect in extreme ground conditions from saltwater beaches to highly mineralized inland sites with no operator adjustments to the circuitry and with no loss of sensitivity. This metal detector is easy to operate, highly rugged, comfortable, light-weight and extremely efficient in the field.