Profoon PAK-50 Guide De L'utilisateur page 58

Please charge me
The battery is nearly empty and can
only be used for another few hours.
This message asks you to charge
the device.
Each battery has a limited lifespan.
As the device gets older, the lifespan
of the battery will decrease each time
this message is played.
Shutting down, battery empty
The battery is now exhausted. The
alarm button will no longer function
until you put it back onto the charger.
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