ANENG M469D RJ45 Cable lan tester Network Cable Tester RJ45 RJ11 RJ12 CAT5 UTP LAN Cable Tester Networking Network Repair Tool

Following are abnormal connections:
If one cable, for example cable NO.3 is open circuited, the two NO.3 lights of the main tester and remote tester will not turn on.
If several cables are not connected, several lights will not turn on respectively. If less than two cables are connected, none of the lights is on.
If two ends of a cable is disordered, for example NO. 2and NO. 4, then displays on:
Main tester: 1-2-3-4-5-6-7-8-G
Remote tester: 1-4-3-2-5-6-7-8-G
If two cables are short circuited, neither of the corresponding lights is on of the remote tester while main tester remains unchanged. If three cables, including three, are short circuited, none of the corresponding lights is on.
If test patch panels or wall plate outlels, two cables which can match each other (RJ45) will be connected to the tester.
If test cables of the same axes, BNC turns on when the cable works.

Specification:
Color: Black, Yellow
Material: ABS plastic
Size: 103x97x27mm/4.06×3.82×1.06in
Power supply: 9V 6F22 battery (not included)
Interface end: RJ45+RJ11

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.