Features: This POE Wire Checker is a Multifunction Internet tool that combines digital and Analogs signaling, offering cable location technologies for efficient troubleshooting. Equipped with three modes—digital, Analogs, and PoE—the device accurately measure cable length up to 500m, tests for faults, and identifies PoE power supply pin , making it essential for precise Internet diagnostics. Suitable for electricians, Internet engineers, and DIY enthusiasts, this tool supports a wide ranges of cable types including and CAT6, enhancing its usability across various technical fields. Perfect for home wiring, office Internet maintenance, and industrial equipment inspections, the 8209S ensures quick and accurate fault detection, significantly improving work efficiency. With its Easy Carry designs and high sensitivity detection, this wire checker is indispensable asset for anyone involved in cabling tasks, ensuring reliable Performances in various environment . Specifications: Material: ABS Main body size: about 32x70x125mm/1.26x2.76x4.92inch Package Includes: 1 set Internet Cable Tester note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.