Tester NF-801 Multifunction Cable Detector Network Telephone Phone Cable Tester Wire Tracker Fiber Optic Receivers

Quickly trace and identify needed cables among lots of unknown cables. Check continuity for Lan cables. Track the cables, and diagnose the breakage. Visible indication: pin-to-pin cable map for individual cable (not by pairs). Low Voltage alarm function. Earphone for using in noisy environment.