Storing Battery Packs - HP Armada 7300 Reference Manual

Storing Battery Packs

Store the battery pack in a cool, dry place. High temperatures
reduce the life of the battery pack and cause it to lose its charge
more quickly. The following are recommended storage
temperatures:
Less than one month, 32 F to 122 F (0 C to 50 C)
No more than three months, 32 F to 104 F (0 C to 40 C)
An unlimited time, 32 F to 86 F (0 C to 30 C)
CAUTION:
expose it to high temperatures for extended periods of time.
5-8 Using Battery Packs
To prevent permanent damage to a battery pack, do not