Safety and precautions
1. There is a built-in lithium battery, please do not use it in the
environment with temperature higher than 40 ℃; keep away
from fire and other heat sources, and do not place it in the hot
sun, such as closed car;
2. Children should be charged and used under the supervision
of adults. After full charge, please make sure to pull out the
charging line in time to prevent overheating, short circuit or fire;
3. Do not put the product in fire or water to avoid battery short
circuit or fire or burn;
4. Working environment :0°C-40°C ambient temperature,
relative humidity, 30%-85% RH Use in ( non-condensing )
environment, please do not exceed the recommended
temperature range.
5. If you suspect that there is a problem with the battery,
please contact the after-sales service center for assistance.
Please do not touch the print head directly to avoid damage,
especially after printing, do not touch the print head directly to
prevent overheating and scalding.
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