1. Precise Scanning Thanks to the most advanced sensors and technology used in this stud finder, it can quickly locate rivets, metals, wood, and AC wires. The wall scanner always detects and displays live AC cables on the LCD screen in all modes. It is suitable for all homeowners, professionals, and DIY enthusiasts. 2. Easy to Use: First, press the power button, then press the mode switch. Press the scan button—the signal bar will disappear, and a beep will sound. Slowly pan the stud finder, and the LCD will display the direction and distance. Marking: When the signal bar is full, you will hear a continuous beep, indicating the central position of the item. 3. LCD Screen: Equipped with an advanced LCD screen to show the exact location of bolts or desired materials. The screen emits sound when detecting the precise position of studs, metals, AC wires, and wood. The closer it gets to the object, the louder the sound becomes. 4. Convenient and Ergonomic Design: The stud finder automatically calibrates for the most accurate detection and reliability. Its ergonomic handle ensures comfortable use from any angle. Ideal for home decor, furniture installation, TV mounting, and garage shelving.