Verify your cabling network connectivity with the Lan Cable RJ45/RJ11 Wiremap Tester.
LED identification of each pin connection at both ends.
Keep your network running smoothly by testing your cables to uncover problematic shorts, open wires, crossing pairs and other wiring mishaps
Use for testing your homemade Ethernet patch cables to make sure they are in working order prior to connecting to your devices
Tests RJ45 cables, RJ11 telephone cables and network cables
Easy to read LED display indicates problems
Hand-held for portability
Detachable master/ remote unit for versatility
Connect cable to both master unit and remote to test cable for problems
Requires one 9V battery (not included)