Newest Upgraded Stud Finder - FNIRSI WD-02 stud finder have Newly Designed Positioning Hole which can accurately and quickly mark up edges and center of metal, studs, pipes, live AC wire behind walls, floors. Fast detection saves users time and effort

MULTIFUNCTIONAL DETECTION: WD-02 wall detector provides users with more detection needs. It has three gears for detecting studs, metals and AC wires, each gear has three sensitivities, and different sensitivities have different detection depths

Detection Depth:The maximum detection depth of the stud detection gear is 1.5'', the maximum detection depth of the metal detection gear is 4.7'', and the maximum detection depth of the AC wire detection gear is 2''

Digital LCD Display & Audio Alarm: This stud finder comes with LCD display and sound alarm, which can detect the exact location of the objects. Rechargeable mode saves you from the hassle of battery replacement

Easy to Use & Auto Calibration: Easy-to-read LCD display provide users with comfort and convenience while scanning. The wall detector can be automatically calibrated anywhere on the wall to successfully find the center of studs in one step

Widely Use: This stud detector quickly locates wood, metal and AC wires hidden in the walls, floors and ceilings of the house. It can work on different wall surfaces, such as lath, wallpaper wood flooring, acoustic ceiling, painted walls, etc

Automatic Calibration and High Sensitivity Detection: This wall stud detector is equipped with a high-sensitivity intelligent micro-sensor chip, enabling it to quickly and accurately detect the center of metal, studs, beams, and pipes behind walls, floors, and ceilings. Users simply need to turn on the power, select the appropriate mode, and wait for 1-2 seconds. When the status indicator light turns green, it indicates that the automatic calibration is complete. This automatic calibration feature eliminates the need for manual adjustments or errors, ensuring precise detection every time. It greatly saves the user's time and effort, making the task more efficient and effortless.

High-Resolution LCD Display: The stud detector features a bright, high-contrast backlit LCD display that clearly shows the exact center of the detected studs and battery status. Even in low-light environments, the backlight design ensures that the screen content is clearly visible, allowing users to quickly confirm the detection results. Additionally, the device is equipped with an audio alarm, which can be turned on or off according to user preferences.

7-in-1 Multi-Function Tool to Meet Various Needs: The stud detector offers three scanning modes: Object Scan (38mm), Metal Scan (120mm), and AC Scan (50mm). The Object Scan accurately detects the center of objects (including wood, metal, pipes, etc.) behind the wall; the Metal Scan detects the presence of metal objects behind the wall; and the AC Scan detects if there are electrical wires within the wall. It also includes four additional functions: laser level, bubble level, magnetic stud detector, and measuring scale, ensuring precise alignment and measurement during renovations and installations.

Wide Applications: This versatile wall detector quickly locates wood, metal, and electrical wires in walls, floors, and ceilings, helping safely hang TV mounts, picture frames, cabinets, and more. It is widely used in home renovations, decoration, construction, and leveling alignment tasks, such as hanging artwork, measuring positions, and leveling nails.

Ergonomic Design and Easy Portability: The detector features an ergonomic, non-slip handle and a durable plastic frame for a comfortable grip. A thoughtful design feature is the hanging strap, allowing users to hang the tool on their waist during work for easy access, eliminating the inconvenience of holding the tool. This makes it more convenient when installing a TV, hanging picture frames, or decorating walls.

Simple and Easy to Use The SFI wall scanner has 4 functions, it is suitable for detecting metal, wood, magnetism, AC cable, can accurately and quickly fix the position of nails, screws, steel rods, wooden beams, AC cables, etc.

Easy to read: the large LCD display is easy to read. The signal strength display area on the display can clearly show the distance to the metal object. The screen can see the scan mode, detection depth, detection signal strength, battery indicator and center point, etc. And the detector can be shut down within 5 minutes without operation.

Self-calibration: the wall detector can be calibrated automatically, simply press the metal detection button. Note: The automatic calibration must be done without nails, AC cable or metal, otherwise the test results will be inaccurate.

The scanner has two functions: acoustic alarm and light indicator. Ergonomically designed, it is very comfortable to hold at any angle; the rubber on the back prevents damage to the wall, which is safe and comfortable.

Application Scenario This wall detector can quickly locate metal and wood AC cables hidden in the walls, floors and ceilings of your home, and help you avoid dangers when installing TVs, cabinets, garage shelves, etc.

Simple and easy to use: SF2 wall scanner has 4 functions, it is suitable for detecting metal, wood, magnetism, AC cable, can accurately and quickly fix the position of nails, screws, steel rods, wooden beams, AC cables, etc.

EASY TO READ: The large LCD display is easy to read. The signal strength display area on the display can clearly show the distance to the metal object. The screen can see the scanning mode, detection depth, detection signal strength, battery indicator and center point, etc. And the detector can be shut down within 5 minutes without operation.

Self-calibration The wall detector can be calibrated automatically, just press the metal detection button. Note: Auto calibration must be performed without nails, AC cords or metal, otherwise the test results will be inaccurate.

The scanner has two functions: audible alarm and light indication. Ergonomically designed, it is very comfortable to hold at any angle; The rubber on the back prevents damage to the wall, which is safe and comfortable.

Application scenario: This wall detector can quickly locate metal and wooden AC cables hidden in the walls, floors and ceilings of your home, helping you avoid dangers when installing TVs, cabinets, garage shelves, etc.

Reliable Multi-Sensing Accuracy: Equipped with advanced multi-sensing technology, this stud finder quickly and accurately locates edges and centers of wood, metal, pipes, and live AC wires hidden in walls, floors, and ceilings—essential for safe home projects

4-in-1 Versatile Detection Modes: Features five scanning options: ¾ in (19mm), 1.5 in (38mm) for studs, plus Metal (60mm) and AC (51mm). Easily adapts to various tasks, saving time and effort for professionals, homeowners, and DIY users alike

Clear LCD Display & Alerts: The backlit LCD screen shows stud type, location, and signal strength. Continuous beeping and visual indicators confirm detection, while a low-battery alert ensures consistent performance with the included 9V battery

Comfortable Grip & Auto Calibration: Designed with an ergonomic, non-slip grip for secure handling. Automatic calibration ensures accuracy—just place on the wall, power on, press scan, and you’re ready to detect with confidence

Works on Multiple Surfaces: Detects wood, metal, and live wires beneath surfaces like painted walls, wallpaper, slats, wood flooring, and soundproof ceilings. Helps avoid hazards and makes mounting TVs, cabinets, and shelves safe and easy

【Accurate and Reliability】 KUUAUX wall stud finder adopts an advanced intelligent sensor chip with the highest sensitivity, accurately and reliably find edges and center of metal, studs, joists, pipes, and live AC wire behind walls, floors, and ceilings, assist hanging and installing TV mounts, photo frames, wall cabinets, mounting brackets, shelves, mirrors, bathroom handles, holiday and birthday decorations, etc.

【5 in 1 Multiple Scan Modes】 Our wood stud finder offers 5 in 1 scan modes, including 1/2 inch(12 mm), 1 inch (25 mm) and 1.5 inch (38 mm), Metal scan (60 mm)and AC scan (51 mm). Quick detection saves users time and effort, making tasks easier to complete. Whether you are a professional, homeowner or DIY enthusiast, it must be your ultimate choice.

【Easy Operation & Auto Calibration】 Ergonomic anti-slip handle provides comfort and convenience while scanning. Choose the mode you need and press the scan button, then hold the stud finder on the wall to complete the calibration. Please take note that the calibration needs to be done every time before the detection.

【LCD Display & Audio Alarm】 The stud scanner comes with easy-to-read HD LCD display and sound alarm, which can detect the exact location of the objects, the LCD display will indicate the direction and beep continuously for immediate attention when you find a object.

【Unique Gift】 The KUUAUX Wall Detector is a practical tool-type gift for anyone with house project needs. At the same time, it can also help you install items in a safer situation, avoid damaging the pipes and causing expensive repairs, even if they don't need it now, it's always a good idea to have one at home. Make it a unique gift for almost everyone.

【Adjustable Sensitivity】 Fine-tune the detection range to suit your needs, ensuring maximum accuracy for every task.

【Dual Alarm Alerts】Get both visual and audible notifications when metal is detected, making it easy to pinpoint objects.

【Ergonomic Grip】Lightweight and comfortable to hold, this scanner reduces fatigue during long-term use.

【High Precision】Detect even the smallest metal objects with ease, thanks to its advanced high-sensitivity technology.

【Multi-Functional Scanning】Locate wires, pipes, studs, and rebar behind walls, floors, and ceilings—all with one compact device.

High-Precision Multi-Layer Scanning: Utilizing specialized sensors, it accurately detects wood studs, metal pipes, rebar, nails, and live wires, suitable for a variety of wall surfaces, including drywall, concrete, and tile.

Dual Alarm System: Synchronized sound and light alerts, with stronger alerts the closer the target, ensuring clear identification even in noisy construction sites or dimly lit environments.

Adjustable Sensitivity: Multiple sensitivity levels are adjustable, allowing you to adjust the sensitivity based on depth and material, easily locating shallow nails or deep copper pipes for enhanced detection accuracy.

Versatile Detection: Capable of detecting AC power lines, copper/iron pipes, rebar, drywall screws, hidden cameras, and floor heating cables, meeting the needs of both home renovations and professional construction.

Lightweight and Ergonomic Design: Weighing only approximately 112g, it features a non-slip handle for a comfortable grip, reducing fatigue during extended use and making it easy to carry and work on-site.