| - Directly hunt 5E, 6E, telephone wire, coaxial cable, USB cable and other cables.- Hub blink for locating network port by  the flashing port light on Hub / Switch.
 - Check wiring error in 5E, 6E, coaxial cable, such as open circuit,short circuit, jumper wire, reverse connection.
 - Locate the wiring or connection error.
 - Measure cable length up to 1000m and locate the breakage point.
 - polarity test function measure DC voltage.
 - Memory and storage for calibration data.
 - Automatically time-delay shut off and Low battery alarm function.
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