Amazon.com: OSTENT High Capacity Quality Real 1800mAh 3.6V Lithium Ion Polymer Li-ion Polymer Rechargeable Battery Pack Replacement for Sony PSP 1000 PSP-110 Console : Video Games
PSP Battery Brand Test and Review for OSTENT 1800 mAh and 2200 mAh (AliExpress) : r/PSP
Batterij Accu 3600mAh PSP-110 voor PSP 1000
NEW OEM Original PSP-S110 Battery for Sony PSP-2000 PSP-3000 Lite Slim 1200mAh | eBay
How To Change a PSP Battery | Nostalgic Video Games - YouTube
Replacement Battery for Sony PSP 1000 1001 1002 1003 1004 1005 1006 Fat PSP-110 | eBay