--- product_id: 459090009 title: "4-in-1 Fiber Tester VFL+OPM with RJ45 & LED, 1-Pack" brand: "fyboptwu" price: "¥8209" currency: JPY in_stock: true reviews_count: 10 url: https://www.desertcart.jp/products/459090009-4-in-1-fiber-tester-vfl-opm-with-rj45-led store_origin: JP region: Japan --- # 500 data sets storage 4-in-1 multifunctional tester 10 wavelengths for precise optical power 4-in-1 Fiber Tester VFL+OPM with RJ45 & LED, 1-Pack **Brand:** fyboptwu **Price:** ¥8209 **Availability:** ✅ In Stock ## Summary > 🚀 Elevate your fiber testing game with precision and power in one compact tool! ## Quick Answers - **What is this?** 4-in-1 Fiber Tester VFL+OPM with RJ45 & LED, 1-Pack by fyboptwu - **How much does it cost?** ¥8209 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/459090009-4-in-1-fiber-tester-vfl-opm-with-rj45-led) ## 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 - • **Built for the Field:** Compact, durable, and lightweight with a handy hanging rope—ready for any job site hustle. - • **All-in-One Powerhouse:** Combine Optical Power Meter, Visual Fault Locator, RJ45 Network Test & LED Lighting in one sleek device. - • **Data-Driven Efficiency:** Store up to 500 test results and calibrate independently for flawless reporting. - • **Smart Power Management:** Auto shut-off after 10 minutes to save battery life (2x AAA, not included). - • **Precision at Your Fingertips:** Test across 10 standard wavelengths with an ultra-accurate ±0.2dB error margin. ## Overview The 4-in-1 Fiber Tester VFL+OPM with RJ45 & LED is a compact, durable, and multifunctional device designed for professional network technicians. It supports 10 standard optical wavelengths with high accuracy, stores up to 500 data sets, and features an automatic power-off function to conserve battery. Equipped with universal interfaces and a bright LED, it’s engineered for efficient, on-the-go fiber optic and network testing. ## Description Click "Visit the fyboptwu Store" under the title to buy the fiber optic products you needed. With years of technical accumulation and engineering practice in the field of communication networks, our company has launched the following products: Optical Power Meter, Visual Fault Locator, Network tester, Fiber Optic Cleaver, Fiber Optic Adapter, Fiber Optic Couplers, Loopback Adapter, Fiber Optical Splitter, Stripping Tool, Fiber Attenuator, Electrode Rod, Fiber Splice Sleeves, Fiber Optic Cleaning Box, Fiber Optic Cleaning Pen, etc. Our company aims to meet the needs of the majority of network equipment users, solve their troubles and win the trust of customers through excellent products. ## 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 | |---------------|-------| | Asin | B0B5GS1S2N | | Best Sellers Rank | #415,936 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #839 in Network & Cable Testers | | Brand Name | fyboptwu | | Color | Orange | | Customer Reviews | 4.1 4.1 out of 5 stars (63) 4.1 out of 5 stars | | Included Components | Fiber Optic Cable Tester | | Item Dimensions | 4.35 x 2.5 x 1.1 inches | | Manufacturer | Yannw-shop | | Measurement Type | Optical Power (dBm) | | Model | Test-4in1+FC | | Number Of Items | 1 | | Number Of Packs | 1 | | Part Number | Test-4in1+FC | | Power Source | Battery Powered | | Specification Met | CE, RoHS | | Style Name | OPM & VFL | | Unit Count | 1 Count | ## Product Details - **Brand:** fyboptwu - **Color:** Orange - **Item dimensions L x W x H:** 4.35 x 2.5 x 1.1 inches - **Power Source:** Battery Powered - **Style:** OPM & VFL ## Images ![4-in-1 Fiber Tester VFL+OPM with RJ45 & LED, 1-Pack - Image 1](https://m.media-amazon.com/images/I/71qcD1Z65FL.jpg) ![4-in-1 Fiber Tester VFL+OPM with RJ45 & LED, 1-Pack - Image 2](https://m.media-amazon.com/images/I/71oDeuSVMmL.jpg) ![4-in-1 Fiber Tester VFL+OPM with RJ45 & LED, 1-Pack - Image 3](https://m.media-amazon.com/images/I/71f3tWoYeBL.jpg) ![4-in-1 Fiber Tester VFL+OPM with RJ45 & LED, 1-Pack - Image 4](https://m.media-amazon.com/images/I/61ie5x-KqHL.jpg) ![4-in-1 Fiber Tester VFL+OPM with RJ45 & LED, 1-Pack - Image 5](https://m.media-amazon.com/images/I/71m2xO4ZaKL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good purchase *by on Reviewed in the United States February 2, 2025* Works as described, good price. ### ⭐⭐⭐⭐ Gets the job done. *by on Reviewed in the United States May 31, 2025* Works as advertised, I ordered 2 more as they get the job done. The only downfall is using AAA batteries. Please make a model with built in rechargeable batteries. I will buy again. ### ⭐⭐⭐⭐⭐ Works great. *by on Reviewed in the United States November 24, 2024* Solid little light meter. I use it daily ## 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.jp/products/459090009-4-in-1-fiber-tester-vfl-opm-with-rj45-led](https://www.desertcart.jp/products/459090009-4-in-1-fiber-tester-vfl-opm-with-rj45-led) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-08*