⭐ Professional multi-purpose detector for detecting wood, metal, and live electrical wires inside walls ⭐ Detects live electrical wires up to 50mm deep for increased safety during drilling ⭐ Detects ferrous metals up to 80mm and non-ferrous metals (like copper) up to 60mm ⭐ Detects wooden structures up to 20mm deep within walls or drywall ⭐ Large, clear LCD screen with backlight for accurate result display ⭐ Color LED indicators + audible alert for easy detection of the discovered object ⭐ Displays signal strength, distance, and central position relative to the sensor ⭐ Adjustable detection sensitivity for live wires as needed ⭐ Automatic shut-off after 5 minutes to conserve battery ⭐ Powered by a common and easy-to-replace 9V battery ⭐ Lightweight and comfortable design weighing only 0.13kg for ease of use ⭐ Soft bottom base protects the surface and the device from scratches during operation 🔧