This Certified Refurbished product is manufacturer refurbished?? shows limited or no wear?? and includes all original accessories plus a 90 day warranty</br>Pass-through USB charging and sync with iTunes?? Extended smart battery and full case protection</br>Ultra-impact-resistant?? shock-proof band adds an extra layer of protection</br>Standby switch offers choice of battery or case and the integrated 4 LED light indicates your charge status.</br>Rechargeable lithium polymer battery more than doubles your time to rock?? talk?? surf and send</br></br>Product Description</br></br>FEATURES of the mophie juice pack plus for iPhone 4/4S 2000 mAh Capacity Protective Case Shock-proof Band Charge and Sync Standby Switch LED Power Indicator</br><br/>http://www.amazon.com/gp/product/B00SVI9LVC