Schumacher DieHard 00-99-000867-0109 - Manual (Page 8)

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STORAGE AND MAINTENANCE 9.
IMPORTANT:
CHARGE IMMEDIATELY AFTER PURCHASE •
KEEP FULLY CHARGED. •
Charge the internal battery immediately upon purchase, every 30 days
and after every use.
all batteries are affected by temperature. the ideal storage temperature is
between 40 and 70 degrees Fahrenheit. the internal battery will gradually
self-discharge (lose power) over time, especially in warm environments.
Leaving the battery in a discharged state may result in permanent battery
damage. to ensure satisfactory performance and avoid permanent dam-
age, charge the internal battery every month.
When the jump starter is On, the clamps are live and will produce arcing
or sparking if they come in contact with each other. to prevent accidental
arcing, always keep the clamps on the storage holders and the jUmp
StaRt On/OFF switch in the O (OFF) position when not using it to jump
start a vehicle.