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If the flashlight has been on non-stop, a little over 4 hours.

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13y ago
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14y ago

id say about 48 hours im not sure though so im not tat smart

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5y ago

No set answer to that. It depends on the battery capacity and the power consumption of the flashlight.

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13y ago

That will never be known unless someone decides to try.

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12y ago

I've tested this and my batteries lasted more than 3 days.

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Q: How long does an aa battery last in a flashlight?
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