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Charging and operating time of the battery
Do not connect the device to a USB hub.
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Charging time is approximately 2 hours and 30 minutes.
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If you use a fully charged battery, you can view approximately 4230 screens (pages or images) for 5 seconds.
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The charging and operating time of the battery may vary according to the charging condition, environment, and length of use.
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When charging the battery with a laptop, ensure that the laptop has adequate power.
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You can charge the battery by connecting the device directly to a power outlet with a third-party adapter.
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The battery will consume power even when the device is not in use and the maximum operating time will gradually shorten.
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If the maximum operating time decreases by more than half, it is time to buy a new battery.
