Noyafa NF-812 Network Cable Tester Tracker for RJ45 and RJ11 with Short / Open Circuit Detector, Battery Polarity Test, and PoE Power Supply Checker - Home Improvement and Industrial Tools Home Office Chairs Operating Temperature Range: (-15℃to +55℃)

Operating Temperature Range: (-15℃to +55℃)

Working Mode: Receive / Launch Wifi

VOICE COMMAND: No

External Dimensions：17

Noyafa NF-812 Network Cable Tester Tracker for RJ45 and RJ11 with Short / Open Circuit Detector, Battery Polarity Test, and PoE Power Supply Checker - Home Improvement and Industrial Tools Home Office Chairs Operating Temperature Range: (-15℃to +55℃)NETWORK CABLE TESTER RJ45 RJ11 RJ45 & RJ11 Tester run continuity test for CAT5 & CAT6 cables and telephone lines to find shorts, opens, breaks, and crosses. Network Toner: Connect one end of the cable to the Emitter device. Use the toner probe to find the other end of the cable even if it's connected to an Ethernet switch. It also helps to pair a wall Ethernet port to the target port on a router. Circuit Tester: Attach the alligator clips to the