Function: A 100% brand new and high quality cable tester which can help you find and trace buried and hidden wires. Perfect for installation, debugging, maintenance of telephone line and other wires or cables.Does not damage the insulation layer: The cable tracer consists of One transmitter and one receiver, detects cable or wire continuity without damaging insulation, traces cables or wires, and diagnoses breakpoints.Network Cable Check : receive audio signals through cables or wires (telephone lines), identify the state of the working telephone line (idle, ringing, off-hook), no need to call or spend more, you can yourself and fix it.Easy to carry: It can be reused and is durable. Comes with a bag, which can be stored well, avoiding dust and collision. Cable tracker small, light, easy to carry.Package includes: 1 transmitter, 1 receiver, 1 test cables, 1 carrying case and 1 manual (without battery).ProductCircuit Tester, Cable Tracer and Tone Generator, RJ-11 Connector for Network Cable Tester, Wires and CablesThis wire tracer and circuit tester - including transmitter/tone generator and detector - is designed to identify and trace any wire or cable without damaging insulation.VersatileA brand new high quality wire tester to help you find and trace buried and hidden wires. No need to call or spend more, you can find and fix it yourself.Safety FirstCheck if the cable connection is continuous. Trace cables or wires and diagnose breaks. Detects the passage of cables without damaging the insulation.Easy to carrySmall, light, easy to carry, long life, low power consumption, compact and safe . It can be reused and is durable. Comes with a bag, which can be stored well, avoiding dust and collision.Multi-function wire and cable finderPerfect for installation, debugging, maintenance of telephone lines and other wires or cables.Detect the continuity of cables or wires without damaging the insulation.Check if the cable connection is continuous.Trace the cables or wires and diagnose the break point.Receive the audio signal on the cables or wires (telephone line).Identify the condition working phone line (idle, ringing, off-hook).Send a single audio signal or a dual audio signal to the cables or wires of the object.Notice:The line under test must not be in an electrical state, otherwise the signal interference will affect the detection results.Scope of delivery:< p>1 x transmitter cable1 x receiver cable1 x RJ11 cable1 x carrying bag1 x manual instructions