Cable Continuity Testing. Test the cable continuity of the RJ45. BNC Coax. and RJ11 cables. such as open. cross. short. split pair etc.PoE Testing. Afin standard. power supply. power source to Polarity and mode.Ping Testing. Test data packet and its loss.Cable Length Testing. The cable length can be accurately tracked and measured without remote connection. The measurement accuracy is more than 98%.Hub blink for locating network port by the flashing port on Hub / Switch.Quickly find the targeted cable without stripping isolation among unknown cables.Tone trace cable with AC Interference Rejection. Data Collation. Save up to 160 groups of Log data and measurement data to internal Micro SD card and export data from computer.0 - 50 sensing distance can be adjust when cable in the wall or celling.Voltage detector. included in receiver (90 - 1000V).Certification. Passes RoHS. FCC. and CE compliance testing. and is certified to the ISO 9001 standard.