For Apple iPhone 4 Replacement Li-ion Polymer Battery APN:616-0513 (3.7v 5.25Whr)
The battery on the iPhone 4 is a big improvement on its predecessors, yet its power will still diminish over time. If you have noticed that your iPhone 4 battery does not hold its charge like it once did, then it's time to change your battery.Note: A technician is recommended for installation. Our company is not responsible for any damage caused by installation of this accessory.Tools Not Included