1/10/20/30/50mw Visual Fault Locator FTTH Fiber Optic Cable Tester Pen SC/FC/ST 2.5MM Interface VFL 5-50Km Range

1/10/20/30/50mw Visual Fault Locator FTTH Fiber Optic Cable Tester Pen SC/FC/ST 2.5MM Interface VFL 5-50Km Range

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