Energizer Charging Case for iPhone – Made for iPhone 4S and iPhone 4
Energizer EVEPPIP4SW – Pre-charged charging case is ready to use with your iPhone 4 and iPhone 4S and even extends the battery life. Flexible case fits securely around phone. On/off button allows you to control charging. Design also includes a LED battery life and charging indicator. Charging Case comes with a micro USB cable for syncing device and is powered by a 1700mAh lithium ion battery..