The red 4-in-1 network cable tester is a portable handheld device designed to check RJ45 LAN, RJ11 telephone, USB, and BNC coaxial cables. It features a detachable remote unit for testing installed or long-distance wires up to 300 feet, using LED lights and a buzzer to show pin status.
Key Features
- Four Cable Types: Tests RJ45 (UTP/STP), RJ11 (2-6 conductors), USB (Type A-B), and BNC cables.
- Detachable Remote: Main unit and remote piece separate to test cables across rooms or in walls.
- Fault Detection: Checks for bad connections, short circuits, open wires, and straight or crossover configurations.
- Status Indicators: Bright LED pin lights and an audible beep give instant test results.
- Power Supply: Uses a single standard 9V battery (usually not included) with an auto-shutdown feature.
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