Wire Tracker and Cable Tester (Model E5947) designed for network and telephone line troubleshooting.
Functions include cable tracing, continuity testing, and locating breaks in RJ45 (Ethernet) or RJ11 (Telephone) cables.
Consists of a transmitter (emitter) to send a signal and a receiver probe to locate the wire.
Features adjustable sensitivity for precise tracing and a headphone jack for use in noisy environments.