NF-810 Multifunctional Network Cable Tester, Ethernet LAN Network Wire Tracker with LED Light, Network line Scanning, PoE Tester, Network Line Finder for RJ11 RJ45 Cable Tracer,Telephone Line

["【Versatile Cable Measurement】Our network tester supports measurement of LAN and STP cables for breaks, shorts, crossovers, and shielding. It's a multi-functional tool for your cable needs.","【Accurate Location】Equipped with a sound receiver and yellow-green signal indicator, our lan cable tester can pinpoint the location of RJ11/RJ15 circuits.","【Poe Tester】NF-810 network tester supports POE power seeking, POE switch detection, and also can measure the number of POE power supply cores. (Voltage resistance against burns 60V, please use it within 60 volts）","【Wiremapping Function】With our ethernet port tester, you can easily detect cable issues like open circuits, short circuits, and crossovers. The wiremap function displays results with wire sequence lights, up to 3280 ft.","【Telephone Line Detection】Our network line finder is a handy helper for detecting polarity, on/off status, and standby status of telephone lines - including idle, ringing, and talk. Perfect for any work environment.","【Good After-Sales Service】If in the process of using our NF-810 network cable finder have any questions, please contact us in time, we are 24 hours online!"]