Multifucntion Lcd VFL & Network cabel tester NF 858C

1.VFL function to check fiber cables
2.POE function:Identify which pins are providing power and voltage data
3.Idetify telephone cable condition & polarity
4.Trace cables
5.Portfalshing function:trace cable on Hub/switch
6.Measure cable length
7.Verify cable continuity

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Видео Multifucntion Lcd VFL & Network cabel tester NF 858C канала Sophialiu NOYAFA