Verykool R23 - Manual (Page 10)

n When installing the battery, insert the metal teeth at the top of
the battery into corresponding slot of the mobile phone, and then
press the battery down to install the battery in place. The battery
must be ensured to be installed before power on.
n
Finally install the rear cover and fix the bolts of the mobile
phone.
1.1.2 Charging the battery
When the power of the battery was lower than normal, the phone
will prompt battery low. Please charging for the battery, otherwise
you will lose the files which not saved. If you don’t charge for a long
time, the phone will be powered off automatically.
When charging, the battery icon at the right upper corner of the
screen will appear in a dynamic rolling manner. During the charging
period, the battery, mobile phone and charger will become hot,
which is normal a phenomenon.
Warning:
The stated charging temperature ranges from 0
to 40 . ℃ ℃
Please do not use charging equipment if the temperature
exceeds the range. Please do use the charger provided by the
supplier. Application of unauthorized charger may trigger
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