NOYAFA NF-8508 Network Cable Tester with 7 wavelength Optical Power Meter VFL,RJ11 RJ45/PoE Tester/CAT5 CAT6/NCV with 10mw Visual Fault Locator,Network Tool with Lithium Battery

【Multi-functional Network Cable Tester】：NOYAFA NF-8508 Nine functions: continuity test, cable scan, port blinking, length measurement, POE power test, QC test, optical power meter, VFL function and NVC function 【Anti-interference network cable tester】：advanced digital/analog/POE mode, high sensitivity, low noise interference, easy to accurately locate the target fiber optic cable, widely used in engineering wiring, network and equipment maintenance 【Optical power meter test and port flashing】：connect the network cable to be tested to the transmitter, the line tracer automatically detects the fiber frequency, and the port indicator flashes on the same screen, which can display the working speed of the port and facilitate accurate positioning of the line and port. 【7 Wavelengths Optical Power Meter】 Can measure 7 standard wavelengths,850/1300/1310/1490/1550/1625/1650, power detecting range(dBm): -70 ~ +10 【RJ45 RJ11 cable tester】: cable tracking, wire locator and tests the faults ofLAN cable tester, for telecommunications, computers, engineering wiring, networking and home essential network tools【RJ45 RJ11 cable tester】: cable tracking, wire locator and tests the faults ofLAN cable tester, for telecommunications, computers, engineering wiring, networking and home essential network tools