Cable Tester, Testing Functions Continuity Testing, Tone Generation, Wire Mapping, Adapters Included RJ45, Connector Type RJ45, Maximum Speed Measured Not Applicable, Data Safe Monitor No, Display Screen Type LED, For Use With Cable Tester and Network Cable Mapper, Includes MicroMapper Remote, Patch Cable, Maximum Cable Length 655 ft, Features Main, Wire Mapping Detections Crossed Pairs, Opens, Reversed Pairs, Shorts, Split Pairs, Alert Type Light, Port Number Display No, Waterproof No