Mini 4-in-1 High-Precision Optical Power Meter & Red Light Visual Fault Locator — Network Cable Tester 5km, 15km, 30km

Compact, portable 4-in-1 handheld photometer with integrated red-light visual fault locator designed for precise fiber and cable diagnostics. Built with fine workmanship for accurate measurements and easy transport, this tool can effectively serve as a full replacement for a traditional optical power meter. In today’s high-bandwidth environments, dependable fiber testing is essential; this unit helps verify cable condition, compute relative power loss, locate faults, and support on-site troubleshooting. It measures the length of network cables, coaxial cables, and telephone lines, and is capable of testing for open circuits, shorts, and cross-connects.