NF-811 Wire Tracker, a tool designed for cable testing and tracing.
Main Features: It includes an amplifier probe, tone generator, and tests wire trace (RJ45 & RJ11), continuity (RJ45), and telephone cable condition/polarity.
Convenience: Features a built-in speaker with sensitivity control and an LED light for use in dark environments.
Power: Requires a DC 9-volt battery.
Application: Useful for identifying and testing various types of cables, particularly in networking and telecommunications