$13.99
iFixit Battery Compatible with iPod Classic (Thin)Amazon$16.99
[1200mAh] for iPod Classic 4th Replacement Battery, Replacement 0 Cycle Battery Fit for iPod Classic 4th Gen Photo 30GB 40GB 60GB with Tool Kits, 3.7V 4.44 WHR.Amazon$15.99
U/D New 2800mAh Upgraded SSD Battery for iPod Classic 7th Gen 160gb High CapacityAmazon$17.99
VINTRONS Battery for iPod Classic 120GB, iPod Classic 160GB (Thick Version),Amazon$16.00
Vvuilsty 616-0229 616-0232 Battery for iPod Classic 6th 6.5 7th Gen 80GB A1136,Rechargeable 0 Cycle Battery Compatible with iPod Classic 6th 6.5 7th Gen 80GB with Repair Tool KitsAmazon$17.99
iPod 616-0229, 616-0230, 616-0392, 616-0412, EC008 Battery Replacement Compatible For iPod classic 120GB, iPod Classic 6th GEN 80GB, iPOD classic 80GB, iPod G5 30GB, iPod U2 30GB, iPOD Video 30GB,Amazon