🌹【NETWORK CABLE TESTER】ZHOCUE NF-859GS Multi-Function Network Cable Tester :POE test, anti-interference RJ11,RJ45 CAT5, CAT5E, CAT6, CAT6A ,telephone line CAT3 cable test, continuity test, port flashing, sensitivity adjustment, cable Function of length test and LED flashlight,UTP/STP test 🌹【CABLE LENGTH & FAULT DISTANCE】Accurately measure the cable length without calibration, and the range is 2.5-200 m. It can detect the cross, short circuit, and open circuit of cables,View Ethernet Cable Failure distance. 🌹【3 MODES】Three scanning modes can be selected: normal mode/anti-interference mode/PoE mode. 🌹【PORT FLASH】ZHOUCE NF-859GS Through the flashing port indicator on the hub/switch, the hub flashes to locate the network port, which can quickly find the network cable on the switch/router. It can be used for 10M/100M/1000M hubs/switches. 🌹【POE TESTER】Support 802.3af 802.3at two standards,Determine which pins are supplying power and detecting voltage, determine the type of PSE (according to/af standard), and detect the presence of AC voltage Test the physical state of STP and UTP lan cables.Identifies PoE devices efficiently. Detects crossover methods (unknown/end-span/mid-span/8-core power supply) and polarity. Comprehensive PoE detection, including non-standard, IEEE 802.3AF, and IEEE 802.3AT. 🌹【CONTINUOUS TEST】ZHOUCE NF-859GS Cable Pressing Test，Quick test results (open circuit, crossover, straight through, open circuit), quickly detect the crimping condition of the crystal head, Shielded network cable can also be used(UTP/STP),Add lan cable pressing function test to test whether the Plug is pressed well. 🌹ZHOUCE NF-859GS Receiver The NF-859G features professional optical cable continuity testing capabilities, fully supporting the three major mainstream optical cable interface types: ST, SC, and FC. It accurately detects cable continuity status, rapidly identifies faults such as breaks and open circuits within optical cable links, and assists technicians in efficiently completing optical link connectivity verification and basic troubleshooting. 🌹FC connectors. It accurately detects fiber continuity status and rapidly identifies faults such as breaks or open circuits within fiber links. This enables technicians to efficiently verify fiber link connectivity and perform basic troubleshooting, filling the functional gap left by pure network cable testers. It addresses fundamental testing needs for both network cables and fiber scenarios, making it a practical tool for initial fiber link inspection in structured cabling and communication operations. ZHOUCE The NF-859GS is a multifunctional network cable tester supporting RJ11, RJ45, CAT5/CAT6 cables. It features POE testing (compatible with 802.3af/at standards, identifying power pins, voltage, and PSE type), precise length measurement (2.5-200m, ±0.5% accuracy), fault location (detecting shorts, opens, and identifying fault distance), 1-second response port flashing for device identification (compatible with 10M/100M/1000M devices), three scanning modes (Normal/Anti-interference/POE), efficient continuity and wire-pair testing, NCV detection, LED illumination, and cross-model compatibility for use with multiple transmitters. Its applications span engineering cabling, network maintenance, and equipment servicing, ensuring stable operation even in low-light conditions. Ideal for network engineers, low-voltage installers, enterprise IT administrators, and other technical professionals, it also makes a practical holiday gift for industry practitioners. Receiver: The NF-859G features fiber continuity testing for ST/SC/FC cables, making it another excellent holiday gift option.