<ul><li>【Multifunctional】: Brand new high quality wire tester which can help you find and trace buried wires. Cable tracers are ideal for installation, commissioning, maintenance of telephone lines and other wires </li> <li>【Simple operation】: Send single audio signal or dual audio signal to cable or over the object. It should be grounded to play a better role when used. Plotter for tracing and diagnosing breakpoint cables or wires. Identify the status of the work phone line (idle, ringing, off-hook). Using the acoustic signal, you can quickly locate cables. </li><li>【Will not damage insulation】: The cable tracer detects the passage of cables or wires without damaging the insulation. insulation. Check cable continuity. Locate cables or wires and diagnose breakpoints. if no breakpoint detected, please read, download and use the cable locator user guide. </li><li>【Easy to carry】: The cable tracer is reusable and durable. Equipped with a bag, it can be stored well to prevent dust and shock. The cable tracer is small in size, light in weight and easy to carry. Noticed : Requires 2 x 9V batteries (not included). </li><li>【Package Included】: 1 transmitter, 1 receiver, 1 test cable, 1 carrying case and 1 manual (battery not included). Noticed : The line finder cannot test underground cables and the test can only be performed by touching the cable sheath. </li></ul>