Function Metal Detector with Arm Rest, designed for locating metal objects like coins, relics, jewelry, gold, and silver. Key features include: Separate audio signals: Different tones indicate various metal types. Lightweight and easy to use: Designed for comfortable handling. Shallow water use: Operates effectively in shallow water. Adjustable settings: Includes sensitivity, metal type discrimination, tone, and volume control. Target locator: Pinpoints the location of detected metal. Indicators: Features low battery and all-metal indicators. Auto ground balance: Automatically adjusts to ground conditions. Mode selector: Allows for different search modes.