Connectronics Pro AV Cable Tester with FireWire and CAT5

World's First Tester Featuring FireWire and CAT5 in the same box! Tests cables with any combination of 6-Pin FireWire (IEEE 1394), Category 5/6, S-Video, BNC, RCA, Phono, F, XLR (point to point), Phone and Mini connectors. Tests for shorts and intermittent operation. LED illuminates indicating a passing cable. Ultra heavy duty steel stage box design can really take a beating. Simple easy to get and change out 9V battery operation (included). The Connectronics CTX-CTBQ is easy to use. Simply insert cable ends into the corresponding connectors. The TEST OK LED will illuminate indicating that the cable has passed. Note: This tester will only test for standard manufactured cables for a "PASS" or "FAIL" status through the conductors normally in the cable under test. It will not test for cross-wiring or internal shorts typical of custom cables.