Monoprice LAN Maintenance Tool Kit (108137) The Lan Maintenance Tool Kit Comes With Everything You Need To Make And Test Rj11 And Rj45 Cables The Tool Kit Includes A Multi-Network Cable Tester, Which Is Designed To Test RJ11, RJ45, BNC, And USB Cables The Tester Is Powered With A 9 Volt Battery And Gives Fail/Pass Indication For Each Wire Type Tested A Detachable Remote Terminator Allows You To Test Cables That Have Been Installed A modular crimping tool is also included, which allows you to crimp 8P8C/RJ45 and 6P/6C RJ11/12 connectors onto the appropriate cables The cables can be prepped for installation with the included UTP/STP cutter/stripper