How to Charge Your PSP: 13 Steps (with Pictures) - wikiHow
How to change the internal battery on the PSP motherboard? | GBAtemp.net - The Independent Video Game Community
How To Replace The Battery in a Sony PSP 3000 - YouTube
Sony: New PSP Battery Life Same As "Old" PSP Battery Life - Giant Bomb
If you own a PSP, you might want to uh, make sure your battery isn't expanding – Destructoid
After 2 attempts on making battery mod, I've successfully revived (and modded) my old PSP3001. Thanks to this sub-reddit and all the instructional posts here. : r/PSP
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Replacement Battery for Sony PSP slim lite console 2003 3003 PSP 2000 PSP 3000 | eBay
Amazon.com: Kastar 1-Pack PSP110 Battery and AC Wall Charger Replacement for Sony PSP-110 Battery, Sony Video Game PSP Playstation PSP-1010, PSP Fat, PSP-1000, PSP-1000G1, PSP-1000G1W, PSP-1000K, PSP-1000KCW : Video Games