Optimal Shop Network Cable Tester Test Tool RJ45 RJ11 RJ12 CAT5 Cat6 Utp Usb Lan Wire Ethernet

Use For Testing Your Homemade Ethernet Patch Cables To Make Sure They Are In Working Order Prior To Connecting To Your Devices.tests Rj45 Cables, Rj11 Telephone Cables And Network Cables. Requires One 9-volt Battery (not Included).battery Is Advised To Change If Any Weak Light Appears.or Through The Micro-port Power Work. Keep Your Network Running Smoothly By Testing Your Cables To Uncover Problematic Shorts, Open Wires, Crossing Pairs And Other Wiring Mishaps. 100% New Network Tester, With Led Lights And Micro-power Supply Interface. Easy To Read Led Display Indicates Problems.hand-held For Portability.