20KM Fiber Optic Source Tester For Network Maintenance Recommended

Feature: \n 1. 20KM TESTING: This fiber visual fault locator has a longer penetration distance of 20KM, with stable performance, and long service life.\n2. 2.5MM CONNECTOR: This visual fault locator uses a universal 2.5MM connector and supports common interfaces for FC, SC, and ST.\n3. DETACHABLE DESIGN: The metal pen head of the fiber optic source tester is detachable, making it easy to replace the ceramic .\n4. WORK PRINCIPLE: The VFL pen is driven by constant current source and connected to the optical interface to enter multimode and single mode optical fibers, achieving fault detection function.\n5. MULTI PURPOSE: This red light pen is an indispensable tool for fiber optic engineering construction, fiber optic network maintenance, and optical device production and research. \n\nSpecification: \n\nItem Type: Fiber Optic Visual Fault Locator\nMaterial: ABS\nOutput Distance: 20KM\nWavelength: 650NM\u00B110NM\nFiber Optic Connector: Universal 2.5MM Connector\nWorking Temperature: +1: