Lenovo A516 Important Product Information Manual page 4

Battery
 Built-in rechargeable battery notice
DANGER
Do not attempt to replace the internal rechargeable lithium ion battery. Contact
Lenovo Support for factory replacement.
 Lithium coin cell battery notice
DANGER
Charging
Charge Lenovo Phone in the temperature range of 0°C(32 °F) -
50°C(122°F).You can use any of the following charging methods to safely
recharge the internal battery of Lenovo Phone:
Charging method
AC adapter
A USB connection
between the dc-in
connector on Lenovo
Phone and a USB
connector of a personal
computer or other device
that complies with the
USB 2.0 standards
NOTES:
Display is on : Lenovo Phone on
Display is off : Lenovo Phone off or in screen lock mode
Charging devices might become warm during normal use. Ensure that
you have adequate ventilation around the charging device. Unplug the
Important safety and handling information
Display is on
Approved, but the
battery will charge
slowly.
This charging method
will compensate the
power consumption.
The battery will
discharge more slowly
than usual.
Display is off
Approved
Approved, but the battery
will charge slowly.