Features :>RJ45/RJ-11/BNC/1394/USB RJ>Checks for continuity, miswiring, opens, shorts, crossover, and grounding.>Simple one button test. Ergonomic, portable hand held design.>Tests installed wiring or patch cables. Remote attaches to main unit.>600' test distance (RJ-45, RJ-11, BNC).>Built-in battery test. LEDs indicate connections an faults.>Beeper provides audible annunciation of test results.>Tests shields in 1394 and USB cables.>Tests shield (STP) or unshielded (UTP) LAN cable.>Can measure cables with length up to 180m (not applicable to FireWire and USB)>Acoustic indicator>Connection map test: discontinuity, short circuit, crossed pairs>Continuity and wire configuration test>Low battery indicatorSpecification :Tester type : LAN wiring testerPower supply : 1 battery 9V 6F22Display : 15 LEDDetection : shielded and non-shielded cablesWeight : 200gOverall dimensions (W x D x H) : 100 x 25 x 185 mmMeasured cable length : max.180 m