[Detection Prompt] With audio alarm and display to display metal detection, once metal is detected, it will emit a beep and the screen light to remind you. [Metal Detection] Designed specifically for finding metal, very suitable for finding metal objects and any place where metal detection is needed, find lost coins, jewelry and other metal objects. [Lightweight And Portable] Light weight, comfortable operation, ergonomic design, with adjustable lightweight bracket, used to detect buried metal objects. [Wide Use] Portable underground , easy to operate, widely used in security inspection, outdoor treasure hunting, expedition, metal inspection, etc. [High Sensitivity] Adjustable sensitivity, easy to control the sensitivity level of the detector; the volume level of the speaker can be adjusted when searching, which is easy to find.