1. Accurate: Use the magnetic stud finder and level to find the strongest and safest location for wall nails, drilling and screwing. Find the hidden nail wall wooden frame behind the gypsum board and gypsum board for installing wall plugs and anchors, brackets, brackets and hooks. 2. Locate the stud: Use the magnetic stud finder to find the nails and screws, and secure and install the surface of the gypsum board, drywall or gypsum wallboard to the stud. Mark the position of the studs so that you can drill the holes correctly and install the brackets, fixtures, and accessories securely. 3. Magnetic attraction: With the help of a powerful magnet, the penetrating magnetic field of the magnetic stud finder will attract and attach to nails, screws and other steel objects. 4. Simple to use: Simple and convenient to use, you can use it without your hands. Small, compact, and light, it can be easily put in your pocket. 5. Widely used: Soft grip, easy to grip and soft touch. Suitable for all gypsum board applications, tank racks, cabinets, paintings, mirrors, televisions, etc.