Check out this video tutorial to see how to make a Pandora battery for your Sony PSP. You will need this tool with a magic memory stick to downgrade or unbrick a PSP. This tutorial is only about getting the battery open, so don't expect any more than that. Just be careful not to short-circuit the portable Playstation device, or you might get mad. This is only referring to the Jig-Kick battery for the PSP Phat.