This instrument is designed to identify and trace wires or cables without damaging the insulation you can also use it in checking for short circuit and locating open circuit and so on In addition it can also be used to identify some states of telephone line so that it is more convenient to install debug and maintain telephone lines There are a Sender and a Receiver included in the instrument
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Provides an adjustable volume control
Compatible with all common tracing tone sources
Easy cable connection with either RJ45 jack patch cord or alligator clips
strongFeaturesstrong
Test the continuity of cables or wires
Trace the cables or wires and diagnose the break point
Identify the state in the working telephone line
Transmit a single or alternating tone across cables or wires and receive signal with tone probe
Adjustable audio on tone probe
Includes RJ11 jack for telephones and alligator style clips for wires
Heavyduty design for years of trouble free use
Includes nylon storage case
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strongSpecificationsstrong
Testing polarity of phone lines
Tracing a wire
Finding wires buried behind drywall
Test whether a cable is interrupted
Find interrupts in cableuit
Power9V battery Not Include
strongPackage Includedstrong
1 x Cable Emitter
1 x Cable Receiver
1 x RJ11 Cable
1 x RJ45 Cable
1 x Instruction Manual