YGGYM Optical Power Meter with Visual Fault Locator, Optical Fiber Power Meter with Cable Tester Function and Li-ion Battery USB Charge for FC/SC/ST Universal Interface

VFL & Cable Tester Visual mistake locator to find fiber damage or winding, with continual as well as blinking functioning settings. Advantages for You 1100 mAh Li-ion Battery, USB Charge Port. Time and also Money Saver Helpful Testing both optical fiber cords and also lan cords.

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