Features: A-M Mode: To detect all metals, the sensitivity (SENS) control is adjusted to 4 bars, and there will be a depth indication on the right side of the LCD display. DISC Mode: You can press the button to adjust metal detection ranges. The metals that are removed cannot be detected. Memory Mode: When the metal is detected by the detector. The metal detection ranges will only be able to detect the metal, other types of metals can not be detected. JEWELRY Mode: In this mode, all kinds of metals can be detected except iron. Wide applications: This metal detector can be used in field exploring, detecting metals, detecting coins and golds. Whether you are a beginner who is just starting to learn to use a metal detector or a person who is already proficient in using a metal detector, you can enjoy what this metal detector brings.