CA1002 is a network cable tester from Logilink. It is a multi-function, handheld tool for testing and troubleshooting network cables. It is designed to test common categories of cables, including Ethernet, USB and coaxial. It features a one-click operation and LCD display to show the test results. It includes a built-in tone generator for quick diagnostics. It is powered by a 9V battery and includes an auto power off function to conserve battery life.