
A multifunction cable tester that combines cable tracing, wire mapping, port flashing, crimping test, and telephone line analysis (polarity, ringing, line status). With digital technology, it enables accurate cable identification even in noisy environments. The built-in NCV detection alerts you to live wires. The device features an LED flashlight, a rechargeable 1400mAh battery with USB-C charging, and is ideal for network technicians during installation or maintenance of Ethernet and telephone networks.