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The NOAH NS-VC806 is a professional-grade cable tester and wire tracker designed for technicians, network installers, and DIY enthusiasts. It performs multiple critical functions—from detecting open/short circuits and identifying wire polarity to tracing network, telephone, and power cables—all in one compact tool. With a reliable transmission range of up to 2 km and interference-free operation, it ensures accurate results even in complex wiring environments. The adjustable volume and headphone jack allow you to work effectively in noisy areas, while the clear visual indicators and straightforward controls make operation simple and intuitive. Built with a rugged ABS housing and including a 9V battery, the NS-VC806 is ready for immediate use. Whether you’re troubleshooting office networks, installing telecom lines, or tracing electrical cables, this versatile tester saves time and reduces errors—making it an essential tool for any professional toolkit. Key Features: ✅ Open/Short Circuit Testing ✅ Positive/Negative Polarity Detection ✅ Network Cable Tracing ✅ Telephone Line Tracing ✅ Power Cable Wire Tracing ✅ Built-in Lighting & Low Voltage Alert ✅ Interference-Free & Noise-Free Operation ✅ Headphone Jack for Noisy Environments - Model: NS-VC806 Type: Network Cable Tester / Multi-Purpose Wire Tracker Housing Material: Durable ABS Power Supply: 9V Battery (Included) Max Transmission Distance: ≥ 2 km Compatible Ports: RJ45 & RJ11 Volume Control: 2 Adjustable Sensitivity Levels