User`s manual

7
Be sure to use up the electricity of the battery before charge it,
as it can ensure the using life of the battery.
Notes on Handling
The printer should be placed in such an environment that the
temperature is between -20℃ and 60℃, and the relative
humidity is between 5% and 95%.
If the printer will be stored for a long time, pleas be sure to
take out the battery, otherwise may damage the battery and
printer.
When the Li battery is stored over 3 months,it shoud be taken
out to charge one time, in order to avoid the battery damage.