Electrical Cable Tracer, Electrical Cable Detector, MS6812 Cable Tracer, Multifunctional Circuit Testers, Telephone Cable Tester for Line Finding 【Multifunction】: A 100% brand new and high quality wire tester that can help you find and trace buried and hidden wires.Cable Tracker perfect for installation, debugging, maintenance of telephone line and other wires or cables. 【Easy Operation】: Send a single audio signal or a dual audio signal to the object's cables or wires.It should be grounded during use to play a better role. The line finder can trace the cables or wires and diagnose the broken point.Identify the working status of the telephone line (free, ringing, off-hook).Thanks to the sound signal, you can quickly locate your cable. 【Will not damage the insulation layer】: The cable tracker detects the passage of cables or wires without damaging the insulation.Check if the cable is continuous.Trace cables or wires and diagnose breakpoints.If no breakpoints are detected, please read, download and use the Cable Locator User Guide. 【Easy to carry】: The cable tracker can be reused and durable.Comes with a bag, which can be stored well, avoiding dust and collision.Cable tracker small, light, easy to carry.