ACCURATE MULTI-MATERIAL DETECTION: Precisely detects wood studs, ferrous and non-ferrous metals, and live AC wires behind walls, floors, and ceilings. Helps prevent accidental drilling into pipes, rebar, or electrical wiring for safer installation. 3 SCANNING MODES: Includes Auto Scan, Metal Scan, and AC Wire Scan modes to quickly identify different materials. Designed for fast, efficient detection across a wide range of home improvement tasks. DIGITAL LCD DISPLAY WITH AUDIO ALERTS: Equipped with a clear LCD screen and audible alarms for real-time feedback. Easily view detection results and pinpoint target locations with improved accuracy. EASY CALIBRATION: One-step automatic calibration at any wall position ensures reliable readings. Simple interface with clear display makes it easy for both beginners and experienced users. WIDE APPLICATION: Ideal for locating hidden objects in drywall, wood panels, wallpaper, acoustic ceilings, and painted surfaces. Perfect for mounting TVs, shelves, cabinets, and renovation projects.