i.VALUX iPhone 6/6s/7 (not for iPhone 6 Plus/6s Plus/7 Plus) Battery Case Charger 4500mAh External Battery Backup Protective Charger Case (Navy Blue)

Charging the power case Connect the lightning to USB cable with the power case, then plug the USB to power adapter to charging the power case, when charging, the LED indicators are flashing Charging the phone Put the phone into the power case, press the switch key to charge, when charging, the LED indicators are flashing, Press again the switch key to stop charge Charging the power pack and sync the iPhone at same time 1. When charging the power case, put your phone into the case, press the Switch key, the phone will be charged firstly, press the Switch again to stop the iPhone charging priority 2. When charging the power case, put your phone into the case, press the switch key to sync data with iTunes Capacity: 4500mah Item: Spec Input: DC 5.0V 0.5-1.5A Output: DC 5.0V-1.0A~2.0A Max Charging time: 2/4 hours Operating: 0?-4.5? Weight: 110g Size: 140mm*70mm*17mm Cell type: Polymer Lithium Battery