Major Tech Tone & Probe Tester – Wire Tracing & Continuity

The Major Tech Tone & Probe Tester is a handheld diagnostic tool designed for troubleshooting telephone lines, identifying wires in bundles, and testing for continuity and shorts. It features RJ11 modular connectors, a built-in speaker with sensitivity control on the probe, and an insulated inductive probe tip to prevent conductor shorting. Ideal for telecommunications technicians, electricians, and maintenance professionals who need reliable wire identification and cable testing.