Noyafa NF-8508 Multifunction Network Cable Tester with Wire Mapping, Tracing, Optical Power Meter, and Visual Fault Locator for Fiber Optic and Ethernet Networks

Main functions: 1. Multi-Function Network Cable Tester 1) PoE testing : identify which pins are providing power and detect how much voltage, identify which the type of PSE (at/af standard) 2) Measure cable length accurately , the range is 200m. 3) Two scan modes selectable: AC filter & Non AC filter 4) Test physical status for STP, UTP lan cable. 5) Hub blink for locating network port by the flashing port light on Hub / Switch. Optical Power Meter & Visual Fault Locator 1) Measurement of the power of optical sender (dBm and W). 2) Can measure 7 standard wavelengths,850/1300/1310/1490/1550/1625/1650, 3) Insertion loss test of optical devices 4) Locating the fault of fiber breakage, winding and so on.