This is a must have for working with data cabling. This tool checks for continuity on patch cables, cable runs, etc. It shows which pins of an RJ-45 are not in the proper sequence and also shows if there is a short in the cable. Many problems can be avoided with the use of this simple tool.
Comes in a zipper pouch. Requires a single customer provided AAA battery
Note: This tool is included as part of the LAN Tool Kit (product number TL-1000)