The Guangyan X1 is a professional-grade, multifunction wire tracker and cable tester designed to assist network engineers and technicians. It provides highly accurate testing for RJ45 and RJ11 interfaces, making it an essential tool for identifying, tracing, and troubleshooting telephone lines and Ethernet LAN cables. Constructed from durable ABS material, this compact device supports a wide range of cable categories, including Cat5, Cat6, and Cat6a. With a reliable signal transmission range of up to 300 meters, it ensures efficient performance for complex wiring projects, home installations, and office network maintenance.