Three Scan Modes for wood and metal studs up to 38 mm deep, enabling reliable locating on different wall types and construction scenarios. Comprehensive metal detection: magnetic metals up to 80 mm deep and non-magnetic metals up to 60 mm deep, helping you locate hidden pipes and metal objects behind walls. Live AC cable detection: AC detection mode identifies live unshielded wires up to 51 mm deep, improving safety during drilling or renovation. User-friendly indicators: built-in indicators for metal depth and low voltage, with a green backlight for visibility in low light. Designed for easy handling. Use scenarios: - Mounting a television or heavy shelf: locate studs and avoid concealed pipes or metal - Renovation work: find hidden pipes and metal objects behind walls before cutting or drilling - Electrical work: verify presence of live wires behind walls to prevent accidental contact