--- product_id: 497127155 title: "FYBOPTWU - 4 in 1 Function 10MW VFL Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester" brand: "fyboptwu" price: "407 zł" currency: PLN in_stock: true url: https://www.desertcart.pl/products/497127155-fyboptwu-4-in-1-function-10mw-vfl-visual-fault-locator store_origin: PL region: Poland --- # 10 Standard Wavelengths 500 Data Sets Storage 2 x AAA Batteries Required FYBOPTWU - 4 in 1 Function 10MW VFL Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester **Brand:** fyboptwu **Price:** 407 zł **Availability:** ✅ In Stock ## Summary > 🔍 Discover the Power of Precision! ## Quick Answers - **What is this?** FYBOPTWU - 4 in 1 Function 10MW VFL Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester by fyboptwu - **How much does it cost?** 407 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/497127155-fyboptwu-4-in-1-function-10mw-vfl-visual-fault-locator) ## Best For - fyboptwu enthusiasts ## Why This Product - Trusted fyboptwu brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Wide Testing Range:** Test optical power across a range of -70dBm to +10dBm with 10 standard wavelengths. - • **User-Friendly Design:** Lightweight and portable, designed for easy handling and equipped with a hanging rope. - • **Precision Measurement:** Achieve optical power test accuracy with an error margin of less than 0.2dB. - • **Reliable Quality Assurance:** Enjoy peace of mind with a 24-month after-sales service for a satisfying user experience. - • **Versatile 4-in-1 Functionality:** Combine power metering, fault locating, network testing, and LED lighting in one compact device. ## Overview The FYBOPTWU 4-in-1 Function 10MW VFL Visual Fault Locator & OPM is a portable optical power meter that combines multiple functionalities, including network testing and LED lighting, all in a compact design. With a high accuracy rate and extensive data storage, this device is perfect for professionals seeking reliability and efficiency in fiber optic testing. ## Description FYBOPTWU - 4 in 1 Function 10MW VFL Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester ## Features - 【4 in 1 Function】Optical power meter & Visual Fault Locator & RJ45 Network test & LED Lighting. It Needs 2 x AAA Batteries.(Note: Batteries Not Included in package) - 【Advantages】10 minutes without operation, the device will automatically shut down; 500 sets of data storage; optical power test error is less than 0.2dB; users can calibrate the data independently. It supports simultaneous disply of linear mW and non-linear index dBm. - 【10 Standard Measurement Wavelengths】850/980/1270/1300/1310/1490/1550/1577/1625/1650nm, Test range: -70dBm~+10dBm. - 【Easy to use】Durable and fall-resistant, small size, light weight, easy to carry, equipped with hanging rope. It supports FC/SC/ST universal interface, supports LC interface with LC/Female-FC/Male Adapter. - 【Quality assurance】24 months after-sales service gives you a good shopping experience. If you have any problem, please contact us, we will solve it for you and make you reap satisfaction. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | fyboptwu | | Style | OPM & 10km VFL | | Colour | Orange | | Item dimensions L x W x H | 11 x 6.4 x 2.8 Centimeters | | Specification Met | CE | | Measurement Type | Optical Power Meter | | Manufacturer | Yannw-shop | | Model number | Test-4in1+FC | | Item Weight | 159 g | | Product Dimensions | 11.05 x 6.35 x 2.79 cm; 159 g | | Item model number | Test-4in1+FC | | Item Height | 1.1 Inches | | Item Width | 2.5 Inches | | Are batteries included? | No | ## Product Details - **Brand:** fyboptwu - **Style:** OPM & 10km VFL - **Colour:** Orange - **Item dimensions L x W x H:** 11 x 6.4 x 2.8 Centimeters - **Specification Met:** CE ## Images ![FYBOPTWU - 4 in 1 Function 10MW VFL Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester - Image 1](https://m.media-amazon.com/images/I/71qcD1Z65FL.jpg) ![FYBOPTWU - 4 in 1 Function 10MW VFL Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester - Image 2](https://m.media-amazon.com/images/I/71Zv3v10EaL.jpg) ![FYBOPTWU - 4 in 1 Function 10MW VFL Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester - Image 3](https://m.media-amazon.com/images/I/71ugzTmU6JL.jpg) ![FYBOPTWU - 4 in 1 Function 10MW VFL Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester - Image 4](https://m.media-amazon.com/images/I/71RkyzF-vML.jpg) ![FYBOPTWU - 4 in 1 Function 10MW VFL Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester - Image 5](https://m.media-amazon.com/images/I/71SUDqMnX8L.jpg) ## Frequently Bought Together - FYBOPTWU - 1pc 4 in 1 Function VFL-10 Visual Fault Locator & OPM Portable Optical Power Meter (FC/SC/ST) & RJ45 Network Test & LED Lighting, Portable Fiber Optic Tester, Range: (-70) dBm ~ (+10) dBm - Jonard Tools M-216C/EX, Impact Resistant Hex Can Wrench with 7/16" and 3/8" Hex Sockets and Ergonomic Handle, 1" Diameter , 7" Length, Outer - Jonard Tools FOD-2000 Fiber Optic Drop Cable Slitter for 0.250" Flat Cable, Blue --- ## 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.pl/products/497127155-fyboptwu-4-in-1-function-10mw-vfl-visual-fault-locator](https://www.desertcart.pl/products/497127155-fyboptwu-4-in-1-function-10mw-vfl-visual-fault-locator) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-04-26*