Always try to keep the battery between 15°C and 25°C (59°F
and 77°F). A product with a hot or cold battery may not work
temporarily, even when the battery is fully charged. Battery
performance is particularly limited in temperatures well below
freezing.
Battery warning!
CAUTION – The battery used in this product may present a risk
of fire or chemical burn if mistreated. Do not attempt to open the
product or replace the battery. This will void the warranty.
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