3-in-1 Tool Metal Detector, Wood Detector, AC Voltage Finder.

• Advanced detector with LCD screen and audio signal.
• Lightweight, ergonomic, and practical design, convenient for use around the home or office.
• Three optional detection modes: wood or metal nails, metal, and AC cables.
• Detects hidden metal objects up to 30mm deep.
• Detects unshielded AC cable up to 50mm.
• Automatic calibration function.
• Low battery indicator function and automatic shutdown after use.

Note: The device needs to be calibrated before the object is located. Detection depth and edge detection may vary depending on the moisture content of materials and the texture of the walls.