You can leave the Reader plugged in indefinitely. You will not over-charge the
Reader by leaving it plugged in, though it is a good idea to unplug it if there is
danger of an electrical storm, to prevent damage to the Reader.
After plugging in the Reader, you can begin using it immediately, or you can
allow the battery to charge to approximately 100 percent. A full charge takes
approximately 3 hours. The Reader comes partially charged for your convenience.
NOTE: For optimal battery performance and life, it is recommended that you
charge the battery to approximately 100 percent before using the Reader for the
first time.
Keeping the Battery Charged
The Reader's battery can hold a charge for an extended period of time, but it will
eventually lose its charge. Charge the Reader to approximately 50 percent at least
every 3 months. To check your battery's charge, press the Guide button, the round
Reader User Manual
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