100% Genuine Sony Pandora battery + 2GB Magic Memory Stick. Works with both PSP Fat/Slim consoles, ANY firmware or motherboard version. Easy 1 Click Install and Take Less than 60 seconds to complete. With 1 click you of a button can Unbrick/Repair your PSP + Easily installs the latest custom firmware M33 4.01-M33-2 w/ 5.00-M33 Upgrade - Easy to follow Step by Step instructions for a painless install! System can be restored to factory settings with 1 button press!