NF-859GK Network Cable Tester TDR Multi-Function with lP Scan CAT5 CAT6 CAT7 PING/POE/RJ45 RJ11 Cable TonerTester for Phone Lines CAT3, Ethernet,Wire Tracer LAN Network Tool Fiber Optic Continuity

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🌹【10-in-1 All-in-One Network Diagnostic Tool】Say goodbye to multiple devices! ZHOUCE The NF-859GK TDR Network Tester integrates 10 core functions including POE detection, IP/PING testing, cable length measurement, and port flicker location. Compatible with RJ11/RJ45 interfaces and CAT5/CAT6/CAT3 cables, it handles all scenarios from engineering cabling to network maintenance and equipment troubleshooting with Fiber Optic Continuity 🎁【Professional POE Detection + Auto-Adapt】ZHOCUE NF-859GK Precisely identifies IEEE 802.3AF/AT standard and non-standard POE devices. Detects crossover mode, polarity, and power supply type. Automatically switches between 10M/100M/1000M speeds. Supports short circuit and open circuit fault detection. An essential tool for IT operations and security engineers testing POE cameras and AP devices 🎁【TDR Precision Measurement + Intelligent Location】Equipped with TDR (Time Domain Reflectometry) technology, it provides real-time cable length measurement from 2.5m to 200m (8.2ft to 656ft), precisely locating faults like breaks or shorts. Port flashing function + LED auxiliary light enables rapid cable identification in dark environments, solving the pain points of messy cabling and hard-to-find ports to boost maintenance efficiency 🎁【IP/PING Network Speed Diagnostics】Verifies LAN connection integrity through multi-location PING tests. Measures server/IP address scanning, displays IP addresses, and identifies network speed bottlenecks. Simultaneously checks cable continuity and data transmission stability to swiftly troubleshoot network lag and connection drops, ensuring efficient office/engineering network operations. 🎁【Portable Durability + Wide Compatibility】The lightweight, handheld design ensures easy portability. The receiver works with multiple transmitters including NF-859GT/GS/GE/GK, making it suitable for engineering cabling, enterprise network maintenance, and home networking. Dual RJ45/RJ11 interfaces support various cable types, making it an essential tool for technicians and a thoughtful holiday gift for IT professionals. Customer service available for online responses within 24 hours. 🎁【NVC /LED LIGHT】NF-859GK easy to accurately locate the target cable, LED lights solve the problem of working in dark environments,widely used in engineering cabling, network and equipment maintenance and A perfect gift for friends and family 🎁【PORT FLASHING】The indicator light on the connection port in the NF-859GK device flashes to help accurately locate the cable. Displays port information, including operating speed, duplex mode, and negotiation settings. Port lights flash on the same screen to show the port's operating speed, making it easy to pinpoint lines and ports. 🌹Equipped with IP scanning capabilities as a core IP testing tool, it’s the go-to device for enterprise IT administrators tasked with managing server rooms or office networks: rapidly identify duplicate IP addresses, detect specific IP URLs, and resolve IP-related glitches that disrupt daily office operations. For security communication engineers installing or maintaining surveillance systems, the POE testing function accurately identifies POE power supply wires, ensuring stable power for IP cameras during outdoor/indoor (security deployment). 🎁NF-859GK tester The Ping network speed test feature caters to internet café operators and campus IT staff: diagnose slow network performance in crowded internet cafes or ensure smooth connectivity in campus computer labs and multimedia classrooms. For home DIY enthusiasts upgrading broadband or setting up home networks, the intuitive connection testing simplifies verifying whether self-crimped RJ45 plugs are properly wired—no professional expertise required. 🎁Cross-model compatibility makes it not just a workhorse, but also a practical holiday gift for tech-savvy colleagues, friends, or family members in IT, engineering, or facility management. From professional server rooms and commercial wiring sites to internet cafes, schools, and home workshops—this upgraded TDR network tester revolutionizes your network testing experience, resolving diverse network issues efficiently wherever you need it.