Features: Networks Cable Tester is a tool that combines a Optical Power Meter and VFL, making it ideal for testing CAT5 and CAT6 cables, as well as tracing Ethernet and fiber connection with precisions. Featuring a clear display, this Networks tester offers easy operation, ensuring reliability and efficiency in fault location across various cable types. For Networks engineers, technicians, home users, and IT maintenance personnel, this tool provide essential support for professional use. Perfectly suited for Networks cabling, telephone line testing, home wiring, and office Networks maintenance, enhances productivity in diverse environment. With its structure and ABS material, the ensures long performances, making it for all your Networks testing needs. Specifications: Material: ABS Cable Type: CAT5/CAT6 Frequency: 455KHz Power Supply: 3.7V 1500mAh Battery Size: About. 148x70x32mm/5.83x2.76x1.26in, 198x50x28mm/7.8x1.97x1.1in Package Includes: 1 Set Networks Cable Tester note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.