Bought this iPod 4th gen with “a bad battery and a broken click wheel”. Swapped the battery (that pinched the upper part of the click wheel). Now I have an iPod in
10X 616-0150 Battery for iPOD shuffle 4th, 5th,iPod Shuffle ,4th, 5th Gen
iPod nano (4th Gen) Battery
iPod Touch 4th Gen Battery Replacement
iPod Shuffle 4th Gen Battery Replacement Repair Guide - YouTube