Zte V72M Quick User Manual page 7

WARNING! Use only ZTE-approved chargers and cables. The use
of unapproved accessories could damage your tablet 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 wall outlet.
3. Disconnect the charger when the battery is fully charged.
7