Garmin Astro Owner's Manual page 67

DC 40 Battery warnings
If these guidelines are not followed,
the internal lithium-ion battery may
experience a shortened life span or may
present a risk of damage to the DC 40,
fire, chemical burn, electrolyte leak, or
injury.
• Contact your local waste
department to properly dispose of
the device/battery.
• Do not leave the device
exposed to a heat source or in a
high-temperature location, such as
in the sun in an unattended vehicle
on a hot day. To prevent damage,
remove the device from the vehicle
or store it out of direct sunlight,
such as in the glove box.
• Do not incinerate the DC 40 or the
battery.
• When storing the device for a
limited length of time, store within
the following temperature range:
Astro and DC 40 Owner's Manual
Important Safety and Product Information
from ‑4˚F to 104˚F (from ‑20˚ to
40˚C). When storing the device for
an extended time, store within the
following temperature range: from
32˚F to 77˚F (from 0˚ to 25˚C).
• Do not operate the device outside
of the following temperature range:
from ‑4˚ to 140˚F (from ‑20˚ to
60˚C).
• Recharge the device within the
following temperature range: from
32˚F to 113˚F (from 0˚ to 45˚C).
• Do not recharge the battery outside
of the device or disassemble the
battery.
• Keep the used battery away from
children. Do not disassemble,
puncture, or damage the battery.
• Replace the battery with a Garmin
lithium-ion battery pack. Using
another battery presents a risk
of fire or explosion. To purchase
a replacement battery, see your