Sony PSP Battery - Original PSP Battery for PSP 1000 Models
Amazon.com: Hisewen 1200mAh 3.6V Lithium Ion Battery for Sony PSP 3000 / PSP Slim 2000 PSP-S110 Console, PSP-2001, PSP-3000, PSP-3001, PSP-3002, PSP-3004, PSP Slim Console : Video Games
2 pack 3600mAh Battery for Sony PSP 1000 Fat 1003 1004 Rechargeable Battery | eBay
Sony PSP-1000 Replacement Battery for sale online | eBay
PSP-Akkus fangen an sich aufzublähen & stellen eine Gefahr dar - Achtung, Brandgefahr
OSTENT 1800mAh 3,6 V Li-ion Lithium Ion Polymer Akku Ersatz für Sony PSP 1000 PSP-110 Konsole: Amazon.de: Games
Amazon.com: TFSeven PSP-S110 High Capacity Replacement Sony PSP Slim Battery + AC Adapter 5V 2A Wall Travel Power Supply + Back Door Battery Cover Compatible for PSP 2000 2001 3000 3001 3002 3004 Accessories Kit : Video Games
If you own a PSP, you might want to uh, make sure your battery isn't expanding – Destructoid
Sony PSP Slim Batterie Akku Pack Battery 1200 mAh 3.6V Li-Ion, 29,00