Zte BLADE A3 User Manual page 15

WARNING!
Use only ZTE-approved chargers and USB cables. The use
of unapproved accessories could damage your phone or
cause the battery to explode.
1. Connect the adapter to the charging jack. Ensure that the
adapter is inserted with the correct orientation. Do not
force the connector into the charging jack.
2. Connect the charger to a standard AC power outlet. If the
phone is on, you'll see a charging icon, such as
appear on the status bar.
15
or ,