User's Manual

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overheating, explosion or re.
5.
It is strictly prohibited to disassemble, crush, heat or burn built-in batteries; sharp objects,
screwdrivers, etc. are forbidden from piercing or prying open the batteries. These actions may
cause the battery to ignite or burn.
6.
If a battery's electrolyte gets into your eyes, there is a risk of blindness. If the electrolyte is
accidentally splashed into your eyes, do not rub your eyes. Immediately flush thoroughly with
clean water and contact a hospital for treatment; in case a weak battery's electrolyte comes into
contact with skin or clothes, wash immediately with soap and clean water, and consult a doctor
immediately if necessary.
7.
Do not use the battery for other purposes. Never use a damaged charger or battery. In case of
overheating, discoloration, deformation, bulging, leakage and other anomalies that occur when
batteries are in use, being charged or in storage, please stop using and replace so as to avoid safety
issues.
8.
Batteries are not waterproof. Do not use or charge a battery in the kitchen, bathroom or other hot
and humid location.
9.
When a battery is being charged, its temperature will rise. Please do not put the battery and
combustibles (e.g.: bedding, clothing, books, etc.) together in case of re.
1.
When connecting the USB cable to your helmet, make sure that you are inserting or connecting it
with the correct side facing up.
2.
Forcibly inserting a USB cable or improperly connecting it will damage the charging port or other
parts.
IV. USB Cable Precautions