LARGE LCD DISPLAY WITH BACKLIGHT: Audio alert and LCD display indicate the detection of metal.Identify the metal in night.The closer they are, the louder it sounds and the signal will be stronger. HIGH ACCURACY CLEAR DETECTION: Through your detector, you can probably search for 5cm or 2in iron and 3cm or 1.2in ordinary metals (copper, gold, and silver). Items within about 10cm or 3.9in can be detected. LIGHTWEIGHT ADJUSTABLE STEMPortable adjustable Height of metal detector. adjust the detector's length for comfortable use.with ergonomic design, the armrest design is more labor-saving, and it is convenient to use. FREE OF ASSEMBLE EASY TO USE: The telescoping design means you dont need to assemble any complicated parts. Just unfold the detector and fold it back up again when youre done, making it especially good for kids. WIDELY USE: Metal Detector perfect for finding metal objects and anywhere that hidden metal needs to be detected. Let you enjoy outdoor treasure hunts in all places (gardens, parks, beaches and forests).