Superior Safety and Accuracy: Designed with the most advanced sensor technology, this stud detector ensures the highest level of accuracy and safety. It swiftly locates metal pipes, fire lines, studs, wooden frames, steel bars, and supporting beams hidden behind various surfaces. Whether you're a professional contractor or a DIY enthusiast, this electronic screw scanner is an indispensable tool for your projects. 5 in1 Multi-function Detection: This wood/metal stud finder has High-Quality sensors and Shock-Resistant & Dust-Resistant body for durability and long life. This wall stud finder features five scanning modes to accommodate various wall material thicknesses:1/2 inch scan mode locates the center and edges of wood and metal studs up to 1/2(13 mm) inch deep; medium scan locates the center and edges of wood and metal studs up to 1(25 mm) inch deep; Deep scan locates the center and edges of wood and metal studs up to 1.5(38 mm) inch deep; Metal scan detects metal up to 2.36 inch deep; AC scan detects live unshielded AC wires up to 2 inches deep. LCD Upgrade Design & Audio Alarm: With its upgraded backlight LCD display, this stud finder provides a clear and easy-to-read interface. The display shows the direction and accurate location of targets, even in low-light conditions. Plus, the beep alarm alerts you when you're closing in on the edge or center of the target, ensuring precise detection every time. Easy to Use and Reliable: Designed to prioritize your safety, this stud finder helps you avoid potential hazards by accurately locating hidden metal, wood, and AC wires. By providing precise detection, it assists you in identifying the exact stud locations when installing various items in your home, such as TVs, cabinets, and garage shelves. Trust in this reliable wall scanner to enhance your project safety. Easy Calibrate: To guarantee perfect accuracy, please calibrate before each use.Press the Scan button to start calibration, the decreasing bars will disappear and buzzer will beep one time and the calibration is completed. Keep tool flat against the wall and do not rock, tilt, or press hard when slowly sliding across the surface being scanned.Once the edge of the stud is picked up, the stud finder will beep. Wide Use:This stud finders quickly locates wood, metal, and AC wires hidden in the walls, floors, and ceilings of the house. Helping you avoid danger when mounting TVs, cabinets, garage racks, etc. This accurate wall scanner would be great value gifts set as Fathers Day Gifts, Anniversary Gifts, Christmas Gifts, Birthday Gifts for Men Him Husband Boyfriend!