About the FNIRSI® WD-02 Wall Detector Scanner
From the product page on fnirsi.com.
FNIRSI WD-02 Wall Detector is an upgraded version of WD-01, WD-02 has upgraded high-definition TFT display screen and new UI interface. Also added 6 languages: Russian, English, Portuguese, Japanese, Simplified Chinese, and Traditional Chinese. Its 3-level sensitivity adjustment makes the measurement accuracy higher. It can be used to detect steel bars, metal joists, metal pipes, wood, wires in walls, ceilings and floors. 3 detection modes are designed, metal detection mode, wood detection mode and AC detection mode to meet your different working needs. The brand-new positioning hole design is no longer afraid of drilling wires and steel bars. Widely used in interior decoration, home installation and other industries, so that various constructions can be carried out safely.
Portable Size: The small size of this tool is very convenient for everyday use, you can also easily hold it while using it.
Multifunctional Detection: This wall detector scanner can help you to quick locate edges and center metal, studs, joists, pipes and live AC wire behind walls, floors and ceiling. The measuring ranges of wooden is ≤38mm, AC wires ≤50mm, metal pipes ≤100mm and rebars ≤120mm.