Meshiv Wire Tracker, Line Finder For Communication Lines, Network Cable Tester Lan RJ45 RJ11 Cable Wire Tracker Phone Generator Tester Diagnose Tone Networking. Product Information:- Cable Tester for UTP STP RJ45(manual switch) Automatic efficient scan for the miss wiring, disorder cable, open and short circuit TEL BNC test available(Adapter needed) Remotely test cable up to 1000ft in length ( remote kit included ) Protective power switch for low power consumption High quality protective case provides more secure protection Judge continuity of the cables or wires Track the cables or wires, and diagnose the break point Receiver the tone signal on the cables or wires (telephone line) Identify the state in the working telephone line (clear ring, busy) Send a single solid tone or a dual alternating tone to the object cables or wires.