The Rosewill RTK-006 verifies cable continuity easily with auto or manual scan for pin-out indicators. It can test the correct pin configuration of 10Base-T, 10Base-2 Ethernet, RJ11/RJ45 modular cables, 258A and TIA-568A/568B cables. With the remote kit included, this computer network cable tester can test the cable 1,000 feet away that are on wall plate or patch cable and test the grounding. Power switch saves battery power.