FNIRSI Wall Scanner with Positioning Hole – Live Wire, Metal, and Stud Detector for Accurate Wall Scanning

Avoid costly mistakes and guesswork when drilling or renovating. The wall stud finder and metal detector by FNIRSI gives you precise detection of hidden AC wires, wood studs, and metal pipes behind drywall, tile, or plaster. Whether you're a pro contractor or DIY homeowner, this tool adds speed, safety, and accuracy to your workflow. Its smart LCD display, audible alerts, and patented positioning hole help you mark exactly where to drill—no more surprises behind the wall.

Key Features

• Detects AC live wires, wood studs, and ferrous/non-ferrous metals

• Visual + audio alerts for quick, intuitive operation

• Large backlit LCD screen with clear signal strength feedback

• Built-in positioning hole for marking exact drill points

• Compact, handheld design ideal for home or jobsite use

Why Choose Our FNIRSI Wall Scanner with Positioning Hole
Unlike basic stud finders, this wall metal detector offers multiple scan modes and greater depth accuracy—helping you locate more than just wood. The unique positioning hole design allows pinpoint precision, saving time and reducing damage. It's an affordable, pro-level tool that elevates any toolkit.

Perfect For (Occasions & Uses)

• DIYers hanging shelves, TVs, or artwork safely

• Electricians locating live wires behind walls

• Contractors or handymen doing renovations or repairs

• Landlords and tenants needing occasional but reliable detection

Product Specs

• Detection Depth: up to 38mm for metal, 18mm for AC wires, 20mm for wood

• Display: Backlit LCD

• Power: 9V battery (not included)

• Modes: Stud, Metal, AC Scan

• Dimensions: Pocket-sized and lightweight

Drill with Confidence, Every Time
Get reliable, real-time wall insights with the FNIRSI Wall Scanner—because smart work starts with knowing what’s behind the surface.