be done by a professional.
11. Do not use concentrated chemical products or
detergent to clean the product.
12. Keep the surface away from sharp things, as these
may cause damage to the plastic parts.
13. Use 5V / 1A power supplies only. The connection
of power supplies with higher voltage may lead to
severe damage.
14. Do not arbitrarily discard or place the lithium battery
near fire or intense heat in order to avoid a risk of
explosion.
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