Unitek RJ45/RJ11 Network Cable Tester OT140A

UNITEK Network Ethernet Cable Tester (OT140A) is a professional all-in-one tool for engineers and technicians. Supports RJ45/RJ11 testing, detachable master/remote units for 150m long-distance checks, intelligent LED mapping, and quick fault detection (opens, shorts, miswires). Features: Detachable master/remote design for 150m testing Supports RJ45 (8P) and RJ11 (6P/4P) cables Intelligent LED indicators for wire mapping Detects opens, shorts, miswires, and shielding One-touch operation with clear status display Wide compatibility for Ethernet & telephone lines