4 in 1 ModeThe wall detector has 4 modes, suitable for detecting metal, wood, magnetism, AC wire. You can quickly and accurately fix the position of nails, screws, rebar, wooden beams, AC cables, etc. LCD Display and BuzzerLarge LCD display shows detecting mode, depth, signal strength and battery level. When an object is found, it tells you whether it is closer to the center of the target by signal strength and beep strength, helping you quickly find the center of the bolt MultifunctionalThe finder of electric cable is used to find and locate the center and edge of 19mm deep wood and metal studs; The maximum deep scan positioning depth is 38 mm; Maximum metal detection depth reaches 60mm; AC Scanning can detect AC wires with a depth of 51mm Ergonomic designThis material detector has a soft grip coating that provides a firm and comfortable grip, ensures safe and comfortable handling and avoids any slippage. The Unit has a compact design and is small and easy to transport. Quick and Accurate PositioningHigh accuracy helps you quickly locate hidden metal in walls, floors and ceilings, wood behind drywall or AC power lines, find the exact location in time. Durable and practical for home, office and workshop. Ideal for professionals and DIY enthusiasts.