Check the listing for details. Network Lan Cable Tester Test Rj45 Rj-11 Cat5 Ethernet Tool. Condition: Used. Listed at 25.00 USD. Effortlessly diagnose and solve network connection issues with the Ubi Gear Network Lan Cable Tester. Designed for professionals and DIY enthusiasts alike, this compact device is an essential tool for testing RJ45 and RJ-11 cables, including Cat5 Ethernet connections. The model CH-178 is a reliable choice for verifying the continuity and integrity of your network cables, ensuring a seamless and error-free data transfer. The tester is straightforward to use, featuring a simple plug-and-play interface that makes it accessible to users of all levels. Whether you're setting up a home office or maintaining a corporate network, this computer cable tester from Ubi Gear provides quick and accurate results, saving you time and resources in the long run.