PSP Slim's Battery Life Shorter Than Originally Thought | WIRED
PSP Battery Mod Tutorial : r/PSP
Is it new battery time? my psp 2004 won't recognize my battery (fake battery) anymore. This picture ahows the battery information. I don't know if just have to buy a new battery
PSP 3000 Battery On PSP 1000 Mod! - YouTube
PlayStation Portable - Wikipedia
Sony apparently puts PSP Extended Life Battery Kit back on sale | Engadget
How to change the internal battery on the PSP motherboard? | GBAtemp.net - The Independent Video Game Community
Amazon.com: Tomee Battery for PSP (3000 and 2000 Models) : Video Games