Apple iPod Nano 1st Generation. High capacity 400 mAh Li-ion battery
For Nano1 Battery For Ipod Nano 1 1st Gen Mp3 1gb 2gb 4gb Batterie Bateria Batteriej - Mobile Phone Batteries - AliExpress
So I just picked up an Ipod Nano 1st gen 2gb for only $20, Sadly I found out about the recall (due to a battery that might pose a safety risk) only
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