features and simple adjustments for you to hunt for buried metal objects at the yard, grassland, beach, etc. Features: Pinpoint Function: allow you to narrow down and find the exact location of the target detected. Sensitivity Control: lower the sensitivity when there is complex soil mineralization or the electromagnetic interference. Discrimination Control: clockwise rotate the knob to eliminate different unwanted metal objects. As you rotate the knob from low to high, the objects of iron, nickel, zinc and copper will be excluded from the detection range in turn, only silver can be detected at last. LED Light Indicator Circle: all the indicators light up when the metal is detected. When no metal is detected, the indicator will light up clockwise every 10 seconds to remind you that the detector is in standby. Easy to Operate: keep the search coil parallel with the ground about 0.4~2 inches (1~5cm), then sweep the search coil from side to side in slow, overlapping motions. View Meter Pointer Indicator: clearly and intuitive view meter with pointer, the pointer will swing to the right when the target is detected. Headphone Jack and Adjustable Volume: with 3.5mm headphone jack to connect with headphone(NOT included) to enhance the metal detecting experience, isolate external noise to listen more clearly, and without disturb others, volume adjustable.