Upgrade your toolbox with this high-precision stud finder and wire detector, designed for DIY users, electricians, and construction professionals. With advanced density-sensing technology, multi-layer detection, and a clear LED/LCD display (depending on model), this tool accurately locates studs, metal pipes, and live wires behind walls—helping you drill and mount with confidence.

Choose from models SH201, SH301, or SH401, each offering reliable performance and enhanced detection accuracy.

Key Features (All Models)

Wire Warning Indicator – Safety First

Detects live AC wires up to 51mm deep, reducing the risk of accidental drilling into electrical lines.

Multi-Layer Detection

Scans through up to 2 layers of drywall (up to 51mm), ideal for deeper walls and complex structures.

High-Density Sensing Technology

Upgraded internal sensors identify stud centers and edges by detecting density changes behind walls for accurate mounting.

Versatile Metal Detection

Locates metal pipes, rebar, and conductive materials—ideal for renovation, installation, and repair work.

Clear Backlit LCD / LED Display

Models such as SH401 include a green backlit LCD screen for visibility in low-light areas.

Model Specifications

SH201 Model

Material: PC/ABS
Color Options: Silver/Black, Yellow/Black
Size: 17.2 × 7.6 × 3.7 cm
Detection Range: 19–51mm
Metal Detection Size: 60mm
Alarm: Beep
Power: 9V battery (not included)
Weight:

• Net: 160g

• Gross: 250g

SH201 Feature Highlights

• Upgraded sensors precisely detect stud centers and edges.

• Stud scan: up to 19mm; deep scan: up to 38mm (2 drywall layers).

• Wire warning always active during scans—alerts for live AC wires up to 51mm deep.

• LCD shows stud location, direction, and proximity indicators.

• Suitable for drywall, lath walls, ceilings, and wallboard.

SH301 Model

Material: PC/ABS
Color: White
Size: 17.4 × 7.7 × 3.6 cm
Alarm: Beep
Power: 9V battery (not included)
Weight:

• Net: 160g

• Gross: 210g

SH301 Feature Highlights

• Enhanced density-sensing for accurate stud center detection.

• Detects wood studs, metal pipes, joists, and live wires.

• Audible alarm for real-time wall condition feedback.

• Displays wood, metal, and electrical detection results clearly.

• Suitable for a wide range of wall materials.

SH401 Model

Material: PC/ABS
Color: Gray
Size: 17.1 × 7 × 3.5 cm
Display: LED green backlit screen
Alarm: Beep
Power: 9V dry battery (not included)
Weight:

• Net: 170g

• Gross: 220g

SH401 Feature Highlights

• Advanced 5-in-1 detection for wood, metal, electrical wires, rebar, and more.

• Highly accurate stud and wire location using upgraded sensors.

• Real-time audible alarms for improved operation accuracy.

• Ideal for scanning walls, floors, and ceilings.

• Great for detecting objects inside opaque materials.

Package Includes

Depending on the model selected:

• SH201 detector + User Manual

• SH301 detector + User Manual

• SH401 detector + User Manual