Amazon.com: Melphyreal New Replacement Battery A1641 A1574 Compatible with Apple iPod Touch 6 6th Gen 1043mAh 3.83V + Tools : Electronics
Apple iPod touch 16GB Black (4th Generation) (Discontinued by Manufacturer) : Electronics - Amazon.com
Amazon.com: GAXI 3.7V EC003 EC007 Battery Replacement for Apple iPod Mini 4GB Compatible with Apple iPod Mini 6GB, Mini 4GB M9160LL/A, Mini 4GB M9434LL/A, Mini 4GB M9435LL/A, MP3, MP4, PMP Battery :
Amazon.com: Apple iPod touch 16GB Black (4th Generation) (Discontinued by Manufacturer) : Electronics