1 X 650mah 3.7v Battery For Ipod Classic Gen 6th 7th 80gb 120gb Thin 160gb For Ipod 5/5.5 Gen Video 30gb 616-0229 Battery - Mobile Phone Batteries - AliExpress
How to Replace iPod Classic Battery - YouTube
iPod Classic Swollen Battery? (6th Gen / 80GB) : r/ipod