--- product_id: 540528585 title: "FNIRSI Stud Finder Wall Scanner - Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe" brand: "fnirsi" price: "฿4799" currency: THB in_stock: true reviews_count: 5 category: "Fnirsi" url: https://www.desertcart.co.th/products/540528585-fnirsi-stud-finder-wall-scanner-upgraded-wd-02-tft-display store_origin: TH region: Thailand --- # 2'' max AC wire detection depth 1.5'' max stud detection depth Rechargeable 300mAh battery FNIRSI Stud Finder Wall Scanner - Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe **Brand:** fnirsi **Price:** ฿4799 **Availability:** ✅ In Stock ## Summary > 🔍 Find it fast, fix it right — the pro’s secret weapon! ## Quick Answers - **What is this?** FNIRSI Stud Finder Wall Scanner - Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe by fnirsi - **How much does it cost?** ฿4799 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/540528585-fnirsi-stud-finder-wall-scanner-upgraded-wd-02-tft-display) ## Best For - fnirsi enthusiasts ## Why This Product - Trusted fnirsi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Triple-Mode Detection:** Seamlessly switch between wood studs, metal, and live AC wires with adjustable sensitivity. - • **Effortless Auto Calibration:** Start scanning anywhere on the wall—auto-calibration guarantees accurate results every time. - • **Versatile Wall Compatibility:** Works flawlessly on wallpaper, painted walls, wood flooring, acoustic ceilings, and more. - • **Vivid TFT LCD & Audio Alerts:** Instant visual and sound feedback ensures you never miss a hidden hazard or stud. - • **Pinpoint Precision with Positioning Hole:** Quickly mark edges & centers of studs, pipes, and wires for flawless installations. ## Overview The FNIRSI WD-02 is an upgraded electronic stud finder featuring a bright TFT display and a unique positioning hole for precise marking. It detects wood studs up to 1.5 inches deep, metal up to 4.7 inches, and live AC wires up to 2 inches, with three sensitivity levels per mode. Rechargeable and equipped with audio-visual alerts, it auto-calibrates for quick, reliable scanning across various wall surfaces, making it an essential tool for professionals and DIY enthusiasts alike. ## Description Brand Name: FNIRSISupplies: ELECTRICAOrigin: Mainland ChinaPower Type: RechargeableCertification: CEWith TFT Screen Or Not: YesLithium Battery Capacity: 3.7V 300mAhContinuous Working hours: 2 hoursEquipment size: 138mm*68mm*22mmMax Depth of Exploration-with Iron Metal: 120mmMax Depth of Exploration-Non-ferrous metal(Copper): 100mmMax Depth of Exploration-Alternating Current: 50mmMax Depth of Exploration-Single-strand copper wire (≥4mm²): 40mmMax Depth of Exploration-Foreign body: 38mmWith Buzzer Alarm: YES Review: Macht was er soll , Perfekt ! Review: This Gadget is a definite game changer for stud finding get one and you will see the accuracy of it. ## Features - 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 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C3LCY3ZG | | ASIN | B0C3LCY3ZG | | Batteries | 1 Lithium Polymer batteries required. | | Batteries | 1 Lithium Polymer batteries required. | | Batteries Included? | No | | Batteries Required? | No | | Best Sellers Rank | #54,891 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #40 in Stud Finders & Scanners | | Customer Reviews | 4.1 4.1 out of 5 stars (333) | | Customer reviews | 4.1 4.1 out of 5 stars (333) | | Date First Available | 11 July 2023 | | Date First Available | 11 July 2023 | | Included components | Charger Cable, User Manual, WD-02 Stud Finder, storage bag | | Item Package Quantity | 1 | | Item Weight | 120 g | | Item model number | WD-02 | | Item model number | WD-02 | | Manufacturer | FNIRSI | | Manufacturer | FNIRSI | | Package Dimensions | 20.5 x 9.9 x 4.4 cm; 120 g | | Package Dimensions | 20.5 x 9.9 x 4.4 cm; 120 g | | Part number | WD-02 | | Power source type | Battery Powered | | Style | WD-02 | ## Images ![FNIRSI Stud Finder Wall Scanner - Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe - Image 1](https://m.media-amazon.com/images/I/71OIlQLRDdL.jpg) ![FNIRSI Stud Finder Wall Scanner - Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe - Image 2](https://m.media-amazon.com/images/I/71T818YwahL.jpg) ![FNIRSI Stud Finder Wall Scanner - Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe - Image 3](https://m.media-amazon.com/images/I/81EHdg7M2NL.jpg) ![FNIRSI Stud Finder Wall Scanner - Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe - Image 4](https://m.media-amazon.com/images/I/81AyFAKnJ+L.jpg) ![FNIRSI Stud Finder Wall Scanner - Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe - Image 5](https://m.media-amazon.com/images/I/81KT5vGDCCL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by R***O on 1 March 2026* Macht was er soll , Perfekt ! ### ⭐⭐⭐⭐⭐ Review *by M***E on 15 March 2026* This Gadget is a definite game changer for stud finding get one and you will see the accuracy of it. ### ⭐⭐⭐⭐⭐ Review *by A***R on 16 July 2024* I've tried and very accurate. I was skeptical with it, but it proved me wrong:) ## Frequently Bought Together - Stud Finder Wall Scanner - FNIRSI Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center and Edge of Wood AC Wire Metal Studs Joist Pipe - Laser Level Line Tool, Multipurpose Laser Level Kit Standard Cross Line Laser leveler Beam Tool with Metric Rulers 8ft/2.5M for Picture Hanging cabinets Tile Walls by AikTryee. - PREXISO Multi Surface Laser Level LED Light Vial, 30Ft Horizontal & Vertical Line Laser with Wall Mount Base, 2 Pins, 10 Sticker, 2 AA Batteries for Hanging Frames & Picture, Construction Wall Writing --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/540528585-fnirsi-stud-finder-wall-scanner-upgraded-wd-02-tft-display](https://www.desertcart.co.th/products/540528585-fnirsi-stud-finder-wall-scanner-upgraded-wd-02-tft-display) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-25*