Old school iPod Nano battery replacement – Fix It Workshop
iPod nano (6th Gen) Battery
My 4th Gen iPod Nano With A Expanded Battery | 3 Months Ago And Now : r/ipod
Battery for Apple iPod Nano 6th Gen Generation 16GB 8GB 616-0531 A1366 MC525LL/A
Replaced the dead battery in an old iPod Nano I bought (really wanted a cheap Product Red one) and not even 2 days later the replacement battery expanded. I would call this
B2G1 Free Battery Replacement for Apple iPod Nano 6 6th Generation Gen 616-0531 | eBay