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Batteries and Power Supplies
Please use only the power supply provided with the device. Please make sure power
supply voltage matches information on the power label.
For safe and reliable battery operation, please refer to operation rules below:
•
Actual lifespan of battery depends on frequency of use,
charge-discharge cycle, and usage environment.
•
Injury caused by leak or explosion of battery may happen if the battery is
broken apart or burned.
•
Battery should be replaced in the following cases:
o
Battery is not working properly, such as the case where the
battery can only work for less than an hour after charging for
hours.
o
Battery temperature is unusually high after it is charged or used in
a single treatment.
•
Note that Cervella battery is not user-replaceable.
