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Judge Continuity Of Cables Or Wires
Track The Cables Or Wires And Diagnose The Break Point
Receive The Tone Signal On The Cables Or Wires
Identify The State In The Working Telephone Line (Clear, Ring, Busy)
Send A Single Solid Tone Or A Dual Alternating Tone To The Cables Or Wires
Battery Operated, Requires (2) x '9V' Batteries, Not IncludedSold as: UnitWeight: 0.29 lbs.
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