I have a PSP 3000 with a official battery but it only lasts me 4.5 hours (1200mAh) . I'll be flying this summer overseas and i thought that its time for a new battery that could last me longer.So here is my question,

Do 3rd party PSP batteries work as good as the official 1st party batteries?

Link: http://cgi.ebay.com/Replacement-Batt...#ht_2999wt_905