Rechargeable Lighting Devices
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United States of America Patent
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Issued Date -
Apr 2, 2020
app pub date -
Jul 17, 2019
filing date -
Sep 18, 2013
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Abstract
A portable rechargeable lighting device uses software in a microcontroller to turn on a charger protection circuit when a charging circuit is activated, to monitor at least one electrical characteristic relative to a rechargeable battery, to control at least one charging parameter of the charging circuit, and to alert a user of a low battery condition before light emitted from the device terminates.
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