Graco Silhouette Owner's Manual page 20

For Safe Battery Use
Keep the batteries out of children's reach.
Any battery may leak battery acid or explode if disposed of in fire
or an attempt is made to charge a battery not intended to be
cell of another type.
burns or other personal injury. When discarding batteries, be sure to
dispose of them in the proper manner, according to your state and
local regulations.
month or more. Batteries left in the unit may leak and cause damage.
ceases to operate satisfactorily.
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