• Visual fault locator with a sturdy, durable, and corrosion-resistant aluminum body. • 30mW power with a range of up to 30 km for fiber optic detection. • Standard 2,5 mm interface compatible with SC, FC, and ST connectors. • Allows detecting failure points such as breaks, bends, and connection problems. • Includes OTDR blind spot defect inspection functions and end-to-end fiber identification. • Ideal for telecommunications maintenance, CATV, integrated cabling construction, and optical equipment research. • Compact pen-style design easy to use for construction and maintenance personnel on-site.