Wire detector FNIRSI WD-02.

Before you put the drill to the wall, make sure what is hidden behind it. The FNIRSI WD-02 wire detector is a reliable tool for DIYers and professionals, preventing accidental drilling through wires, pipes or structural elements. The device offers three precise detection modes (metal, live cables and wood), allowing you to effectively search for various materials hidden in walls, floors or ceilings. Thanks to the advanced HPC chip, the detector has increased sensitivity, speed and accuracy, and the detection range reaches up to 120 mm - much more than standard drilling depths.

Three operating modes, multiple applications

The FNIRSI WD-02 allows you to freely switch between three modes, depending on your current needs. The metal mode detects both magnetic metals (steel, iron) and non-magnetic metals (copper, aluminum). The cable mode identifies live cables hidden in walls and, depending on the material, can also detect unconnected wires. The wood mode can find wooden parts and other objects hidden behind plasterboard, including light steel parts, nails or pipes. It is a versatile solution for home work, renovations, installations, as well as construction and road works.

Advanced display and precise navigation

The device is equipped with a color TFT HD display with a clear and intuitive interface. The data on the display is clearly displayed - indicating the depth of the target, its position relative to the center and the type of detected material. In addition, light indicators (green, yellow, red) and sound signals inform about the approach of the target. Precise positioning is also possible due to the adjustable sensitivity - the lower the sensitivity, the higher the measurement accuracy.

Compact, robust and ready to use

The FNIRSI WD-02 is a well-thought-out device in every way. It has a non-slip side texture, an impact-resistant ABS body, buttons with a pleasant silicone finish, and a transparent acrylic panel. The built-in 300 mAh lithium battery eliminates the annoying need to change the battery - for long-term use, simply charge it via the USB-C port. Support for six languages (Russian, English, Japanese, Portuguese, Traditional Chinese and Simplified Chinese) allows the tool to work in a variety of conditions and environments.

Included

• wire detector
• storage bag
• Type-C cable
• user manual

Warranty: 24 months

The text is machine translated.

Same summary

The FNIRSI WD-02 wire detector is a digital handheld instrument designed for users who need to quickly and easily check for the presence of wires in walls or other materials, especially for basic home maintenance or smaller field projects. Due to its compact design and ease of use, it is also suitable for less experienced users who want to check electrical installations without complicated settings. The device allows for convenient handling and is functionally adapted for mobile use, but may not be the optimal choice for those who need an extended measurement range or advanced features for demanding professional tasks. It is worth noting that for measurements in particularly demanding conditions, or where a more comprehensive analysis is desired, it makes sense to consider multifunctional models with more detailed safety certificates.

Recommendation source: Enaa guides and team experiences.

User view

Typical users of the FNIRSI WD-02 wire detector are DIYers, homeowners and consumers who perform basic maintenance tasks such as drilling or fixing elements to the wall. The detector makes it easier to find wires and reduces the risk of damaging wiring when you want to redecorate your apartment, install new furniture or carry out minor repairs in the house or garage. The digital display makes the results quickly understandable, and the device itself is lightweight and can be used in various locations when working in the field.

Users often choose Fnirsi products because their equipment is known for its practicality and ease of use in everyday home or hobby projects.

Why buy at Enaa

At Enaa, we provide you with a controlled professional selection of home and garden tools, making it easier to find a reliable wire detector based on verified criteria. You can compare the product with other multimeters from our permanent offer and find information tailored to the needs of home users.

Answers to frequently asked questions

For which materials or surfaces is the FNIRSI WD-02 wire detector suitable for use?

The FNIRSI WD-02 wire detector is suitable for identifying wires in walls, plasterboard, concrete and other typical building materials, where it is necessary to check the location of hidden electrical wiring before drilling or other intervention.

Is the detector suitable for complete beginners or is special training required?

The use of the FNIRSI WD-02 wire detector is adapted to a wider range of users without special prior knowledge, as its operation is intuitive and the result is clearly displayed on the digital screen.

Is the FNIRSI WD-02 wire detector also suitable for professional electricians?

For basic wire searches, a detector is adequate, but professional users for demanding projects and more detailed analyses usually choose instruments with greater accuracy and certifications for working under higher voltages.

How should I maintain the detector for a long service life?

We recommend that you clean the detector after use, store it in a dry place, and regularly check the battery charge, which allows for reliable measurement and a longer lifespan of the device.

Does the detector also detect metal objects or only electrical wires?

The FNIRSI WD-02 model is specifically designed to detect electrical wires, the ability to detect other metal objects may be limited, so the use of specialized detectors is recommended when searching for metals.

Description updated: May 2026