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How do indicator lights behave while charging?

0–20% charge: The first light flashes slowly in 4-second cycles.

20–60% charge: The first light stays on, while the second flashes slowly in 4-second cycles.

60–100% charge: The first and second lights stay on, while the third flashes slowly in 4-second cycles.

100% charge: All three lights stay on for 5 minutes and then turn off.

 

Note: The order is from left to right.


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How do indicator lights behave while charging?
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