Network Cable Tester, RJ11 RJ45 Network Tester for Telephone, Ethernet, Video, Tone Generator, Metal, Ethernet Cable Tester Cable Toner with Earphone Flashlight

["Quick and Accurate Line Finding: Quickly find the cable you need to find among many cluttered lines, including RJ11, RJ45, and metal cables.","POE Switch Test & Withstand Voltage Design: The cable tester can measure the number of power supply cores of POE switches, support switch POE live line hunting, 60V pressure resistance and burn resistance, and refuse to burn out the machine.","Network Cable Sequence Collation: 9 alignment test lights make alignment easy. G light is a shielded line of the test light. Alligator clip wire can test the open circuit and short circuit of the wire.","Humanized design: The network cable tester also has a low battery prompt function, lighting function, headphone function, adjust volume function, and so on, to ensure that you can use the product in various environments and avoid external interference.","Wide application fields & worry-free after-sales: Multi-purpose network cable tester is widely used in telephone systems, computer networks, metal wire lines, and other fields. We provide lifetime friendly customer service. If you have questions, please contact us."]