Ethernet LinkCheck Tester

Have you ever had to troubleshoot a network issue and it came down to whether or not the jack was any good? The Ethernet LinkCheck Tester has come to help every nerd who has ever had to make sure a port or network jack was good. A good nerd can never have enough tools or gadgets to WOW end users, family or friends.

"The LinkCheck can be used to test for the presence and speed of standard RJ45 10Mb or 100Mb Ethernet connections. With the push of a button, the LinkCheck will indicate connection status using three easily readable LEDs located on the face of the device."
- ThinkGeek

[via Gizmodo]