|1. Directly hunt 5E, 6E, telephone wire, coaxial cable, USB cable and other cables.|
|2. Check wiring error in 5E, 6E, coaxial cable, such as open circuit,short circuit, jumper wire, reverse connection .|
|3. Locate the wiring or connection error.|
|4. Measure cable length and determine the distance of open circuit and short circuit.|
|5. Automatically time-delay shut off and backlight display function.|
|6. Single board computer software watchdog design and reliable operation.|
7. Verify RJ45 and BNC conductors.