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