Tenma 72-9966 Universal AV Cable Tester,Black

• Quick and convenient continuity testing — LEDs clearly indicate conductor integrity and correct wiring.
• 9‑way selector switch — Easily choose which pin or connection to test.
• Internal battery and ground status checks — Ensures the tester itself is functioning correctly before use.
• Supports a wide range of cable types — Ideal for audio, video, data and communication applications.
• Compact, portable design — Suitable for field technicians, installers, studios and service engineers.

The TENMA 72‑9966 Universal AV Cable Tester is a compact and highly versatile tool designed to quickly verify continuity and wiring integrity across a wide range of professional audio, video and data cables. With LED indicators for each conductor and a 9‑way rotary switch, it provides clear, simple testing without the need for complex equipment. The unit also performs internal battery and ground checks, ensuring reliable operation at all times. Its broad connector support makes it ideal for technicians working in studios, live events, installations, IT networks and repair environments.