Quote Originally Posted by PartTimeScrapper View Post
Just an elcheapo off ebay.
I use mine all the time they come in very handy, just be careful where the 20/24 Pin connector plugs in. Most have a tight fit and it can pull the tester apart, if that part is not screwed together.
I have been using my CoolMax tester for 6-7 years and never had any problems with it.