Features: 1. Easy to Use: Utilizing advanced multiplex technology, this line tracer and line sequence integration tester efficiently detects network cables. When connected to the UTP port, it instantly displays the quality of the network cable's crystal head, indicating straight-through, crossover, and hundreds of gigabytes, eliminating the need to monitor running lights. 2. Anti-Interference and Low Noise: The digitally upgraded version boasts enhanced anti-interference capabilities and zero noise, ensuring more precise line finding. Its innovative silent mode, signal strength indicator light, and headphone mode allow you to avoid noisy environmental interference. It can withstand 60V voltage and supports various standard and non-standard POE switches for live line searching. 3. Power-On Detection: Features POE and PSE switch power-on detection, determining if the POE power supply is normal and displaying the power grid line pairs. You can search for Huawei network managed switches and POE switches. 4. ABS Material: Constructed from premium ABS material, this tester is wear-resistant and scratch-resistant, guaranteeing a long service life. 5. Easy to Carry: With its compact size and lightweight design, this tester is highly portable, offering convenient use wherever you go. Specification: Item Type: Wire Tracer Kit Material: ABS Battery: AA x 2 (shipped without battery) Engineering Treasure Support: Compatible with IPC 9800plus series, IPC 9900plus series, IPC 500plus, IPC 5100plus, IPC 5200plus, IPC 3500plus series, IPC 1800ADHplus, IPC 4300plus, V6 series, IPC 7100plus series, and other test instruments. The line finder must be paired with the host for use. Package List: 1 x Wire Tracer 1 x Connection Cable