Zte Spro 2 User Manual page 6

Place the microSD card in the tray making sure it is properly oriented.
WARNING!
To avoid damage to the device, do not use any other kind of SIM card, or any
non-standard micro-SIM card cut from a SIM card. You can get a standard
micro-SIM card from your mobile service provider.
2
Charging the Battery
Your ZTE Spro 2's battery has enough power to turn on. Fully charge the battery as
soon as possible.
WARNING!
Use only ZTE-approved chargers and cables. The use of unapproved accessories
could damage your device or the built-in battery.
CAUTION: Do not try to remove or change the built-in rechargeable battery in your
device by yourself. By doing so will violate the warranty policy.
Plug the AC adapter into the power socket on your ZTE Spro 2.
Plug the AC adapter into an electrical outlet.
Disconnect the adapter when the battery is fully charged.
NOTE: If the power of battery is extremely low, you may not be able to power on
the device even when it is being charged. In this case, try again after charging it for
at least 20 minutes. Contact customer service if you still cannot power on after
prolonged charging.
3