The Klein Tools VDV526-200 LAN Scout Jr. 2 is a computer cable tester designed specifically for Ethernet Cat 5e, Cat 6, and RJ45 connections. Made by Klein Tools, a reputable brand in the industry, this model is ideal for troubleshooting and testing network cables. With its compact design and reliable functionality, the LAN Scout Jr. 2 is a valuable tool for professionals and individuals looking to ensure their computer cables are in proper working order.