'- Design for the testing of the UTP and screened for the opens, shorts, reversals, mis-wiring and so on, this tester allows one person to quickly test and identify up to different hour runs from the one locations. - This ethernet cable tester quickly and easily checks for cable continuity, mis-wiring, open, short, straight-through or cross pinning.

Features: Find wire on all types of connected operating Ethernet switch/router/PC terminal Directly insert telephone wire with RJ11 plug into