The Intellinet Network Solutions 5-in-1 Cable Tester is an affordable and versatile MIS tool that tests five common LAN and computer cables up to 600 ft. long: Ethernet (RJ45) 10Base RJ11 FireWire (1394) and USB. It checks for continuity crossover and shorting. Testing is completed with the press of a button and LEDs indicate connections and faults of wires and pins. Designed for use with both shielded (STP) and unshielded (UTP) cables up to 180 m (600 ft.) long.&lt;br /&gt;&lt;br /&gt;- Versatile cable tester&lt;br /&gt;- For Cat5/6 network and ISDN connection tests&lt;br /&gt;- USB AB- and IEEE1394 6-pin FireWire cable tester&lt;br /&gt;- Connection test with LED indicators for 8 single lines and screening&lt;br /&gt;- Tests for: Short Non-Parallel No Connection&lt;br /&gt;- Quality protective pouch&lt;br /&gt;- Lifetime Warranty