— How to use
To charge the phone with the battery case:
Attach the battery case to your phone and then press the power button. The battery case will begin charging your phone.
Press the power button once to check the battery level. The illuminated LED will show the battery level.
Assembly: First pull out the top cover. Slide your phone gently into the battery case, and make sure the phone is well connected to micro USB 2.0 connector of the battery case.
— To charge the battery case:
Connect the charging cable to the battery case’s USB input interface, and then connect the cable to a USB charger. Press the power button once to charge the phone and battery case simultaneously . The battery case is fully charged when all four LED indicator lights are illuminated and stop flashing.
1 pcs iPhone X iPhone Xs Battery charger case