This is a brand new replacement battery for Apple's Nano battery. The nano is the most difficult battery to replace. You can solder or twist and tape the wires for replacement.Polymer Lithium
3.7 volts
400 mAh
Higher Capacity than Original Battery. iPod nano Battery is guaranteed to increase playback.
Integrated Power Management Circuits - protect against over-voltage and under-voltage conditions and maximizes battery life between charges, minimizes charging times, and improves overall battery life.
REPLACEMENT KIT CONTENTS:
COMPATIBILITY (Model Numbers):
MA350, MA004, MA005, MA352, MA099, MA107, A1137,
Ease of Installation
Takes Patience We Recommend Professional Installation but not Mandatory Takes about 20-40 minutes