LANtest Pro and Probe Kit. Test for wiring faults of open, short, reversed, crossed and split pairs. Split pair fault detection at a minimum 40 cm cable length. Verification of shield integrity. Specially designed remote unit that enables one person to test installed cables. Easy to read fault display and high speed testing. Debug mode for detailed fault identification results. Auto sleep mode and power off switch to decrease power consumption. Low battery indicator. Tone generator features ( single tone or multi-tone signal ).