1.5in1 functionality: Detects wood, metal, AC live wires, and more. 2. LCD display: Clear visual feedback for accurate detection results. 3. Lightweight design: Easy to handle for any DIY project. 4. Suitable for home renovations, hanging pictures, and installing shelves. Benefits Helps you locate wood or metal studs behind walls before drilling or mounting, improving anchor strength and reducing damage. The LCD display provides immediate feedback, so you know exactly what is behind the wall before you drill. Detects AC live wires to enhance safety and reduce the risk of electrical shock or cutting into wiring. Minimizes guesswork by clearly indicating the presence of wood, metal, or other materials, enabling precise and efficient installations. Use scenarios Scenario 1: Installing a heavy shelf. Use the detector to locate wood or metal studs behind the wall to provide a secure mounting point and avoid wall damage. Scenario 2: Hanging pictures or artwork. Identify a sturdy anchor location by detecting studs, ensuring a stable mount and reducing the need for frequent repositioning. Scenario 3: During home renovations. Scan walls before cutting or drilling to identify live wires and prevent accidental electrical contact, while confirming the wall composition for safe work.