Fangrui Product Details 1. Rj11 & Rj45 Multi-purpose Line Inspection Instrument & Testing Device 2. Features 3. Quickly And Easily Checks Network Cables. 4. Checks Open And Short Terminals, Straight Through Or Crossover Wiring Types. 5. Ideal For I.t Enthusiasts Who With To Make Their Own Network Cables. 6. Power Supply: Dc, 9v Battery (not Included). 7. Ends Cable Location Confusion, Decisively Rejects Noise And Signals. 8. Isolates Cable And Wiring Precisely From A Bundle, Despite Cable Bleed. 9. Validates Correct End-to-end Cable Wiring And Identifies Telecom Data-com Services. 10. Scan Cable-proofreading Cable Automatic Cut Over Function. 11. Signal Transmission Format: Multi-frequency Impulse. 12. Signal Output Electric Status: 8vp-p. 13. Distance Of Signal Transmission: >=3km. 14. Steps 15. Directly Insert Telephone Wire With Rj11 Plug Into The Rj11 Socket Of The Wire Tracker Emitter. 16. Push Dip Switch Of Emitter To Position Of "scan" Then Wire Finding Indicator "syatus" Flashes Meaning Normal Work Of Emitter. 17. During Downward The Inching Button, Use The Probe Of Receiver To Find Target Wire At The Other End. 18. During Testing, Functions Switch Over Button Can Be Pressed For Switch Over Of Single-tone And Dual-tone, The "syatus' Indicator Lights Up In Red For The Single, In Green For The Dual. 19. Package List 20. Emitter X 1 21. Receiver X 1 22. Rj11 Telephone Cable X 1 23. Rj45 Network Cable X 1 24. Earphone X 1 25. Crocodile Clamp Cable X 1 26. User Manual X 1 27. Pouch Bag X 1