ST iPhone 6 6S 4.7" 4200mAh External Battery Backup Charging Bank Power Case Cover (Black);

How to use it: 1.Charge the power case: Plug your original data cable in the charging port of the case,then connect to USB adapter or computer USB port.When charging the LEDs will be lighten.The LEDs will blink and indicate how full it is when charging. *Make sure your mobile phone is well connected to the 8 pin dock on the battery case. 2.Charge iPhone: Take off the top cover of the battery case,slide your mobile phone into it. Insert to the connector, make then connect right, press the ON/OFF button to start or stop the charging.see the iPhone screen to identify the charging signal. 3. Show battery status: Press the power button on the back, the LEDs will be lighten immediately, show the power status LED Indicator: 4 blue LED lights indicate 25%, 50%, 75%, and 100% of capacity Package: 1x iPhone 6 Battery Case 1x User Manual