1. Directly hunt 5E, 6E, telephone wire, coaxial cable, USB cable and other cables.
2. Hub blink for locating network port by the flashing port light on Hub / Switch.
3. Check wiring error in 5E, 6E, coaxial cable, such as open ,short , cross,ect .
4. Measure cable length and determine the distance of broken point.
5. Testing polarity and voltage.
6. 8 remote identifiers help to test 8 cables at one time. (only for NF-388)
7. Memory for calibration data storage.
8. Automatically time-delay shut off and backlight display function.