NOYAFA NF-8209 - NOYAFA NF-8209 Advanced Network Cable Tester with Tone Tracer - Network Toner: Trace ethernet cables with a tone generator and probe; Continuity Check: Plug and test common connection issues like open, short, and cross for STP and UTP cables. Easily identify the fault type without further damaging the cable, Wire Length Meter: Measure any CAT5e, CAT6, and CAT6a cables, PoE Test, Port Blinking: Identify a target port on a switch, modem, router, and other Ethernet device via the blinking rate, Voltage Detector: Installed with a Non-contact voltage detector, NF-8209 ensures maximized safety when starting to connect cables Više informacija na linku