iPod Shuffle 4th Gen Battery Replacement Repair Guide - YouTube
vhbw Battery Compatible with Apple iPod Shuffle 1st Generation, 1G, MB226LL/AiPOD MP3 Player Music Player: Amazon.de: Electronics & Photo
subtel® Ersatzakku 616-0274,616-0278 - Ersatz Akku für Apple iPod Shuffle 2 Gen. 1GB / iPod Shuffle 3 Gen. MP3 / MP4 Music Player - 100mAh Zusatzakku 616-0278,616-0274, Batterie: Amazon.de: Elektronik & Foto
Akku für Apple iPod Shuffle 4. Generation | 4G | 4th | A1373 | 616-0150, 616-0548 | 2 GB
Shuffle 2nd GEN - new battery soldered. LED comes up for ~5 seconds and drops. : r/ipod