Japcell Lithium AA
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Official specifications:

Japcell%20Lithium%20AA-info

A lithium AA cell, this type of cell has much better performance than alkaline at high current or low temperature.

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The 10X longer than alkaline is not correct for normal usage.

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Japcell%20Lithium%20AA-Capacity

The cell maintains high capacity and a fairly high voltage up to about 1A current draw.

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Conclusion

This cell has much better performance than alkaline cells, except at low current, but it is slightly behind the top performing lithium cell.


Notes and links

How is the test done and how to read the charts
Compare to other AA/AAA batteries: Alkaline/NiMH/Lithium