An Underground Metal Detector is an electronic instrument which detects the presence of metal nearby. Underground metal detectors are useful for finding metal inclusions hidden within objects, or metal objects buried underground. They often consist of a sensor probe which can be swept over the ground. Usually the device gives some indication of distance; the closer the metal is, the higher the readings go. Features: 1. Apply an electromagnetic field to detect the presence of a concealed metal object. 2. Designed to find gold & silver jewelry, coins and other metal in the ground, and can also find land mines. 3. Adjustable height of metal detector, with ground balance & recognition of explore modes. 4. Lighting and audio indicate the detection of metal. 5. Powered by a rechargeable 7.4V lithium battery . 6. Adjustable sensitivity for both large and small detection scope. 7. Earphone sound mode for using in noisy environment or private search in crowded places. 8. Low battery indication, lighting lamp Detectable Indication:Audio / Alarm Buzzer Battery Indication Searchlight Earphone Jack Underground Operation Tempearture:0°C ~ 50°C Storage Tempearture:-20°C ~ 60°C Sensitivity:Applicable for detecting gold, silver, aluminum, copper, iron, and rare metals.
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