AmpMax 18650 3400mAh (Black)

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Official specifications: AmpMax%2018650%203400mAh%20(Black)-info

The cell used can be discharged down to 2.5 volt, in my test I only discharges to 2.8 volt, i.e. I do not measure the full capacity. But then, not all lights will be able to use the full capacity.

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The battery is packed both in a box and in shrink wrap.

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AmpMax%2018650%203400mAh%20(Black)-Capacity

Very nice tracking between the two batteries.

AmpMax%2018650%203400mAh%20(Black)-CapacityTimeHours

AmpMax%2018650%203400mAh%20(Black)-CapacityTime

AmpMax%2018650%203400mAh%20(Black)-Energy

AmpMax%2018650%203400mAh%20(Black)-PowerLoadTime

AmpMax%2018650%203400mAh%20(Black)-TripCurrent

AmpMax%2018650%203400mAh%20(Black)-Charge



Conclusion

This battery has higher capacity and better high current capacity than its predecessor (3100mAh/NCR18650A).
With the added protection it is a very good battery.



Notes and links

The batteries was supplied by AmpMax/AmpMaxWorld for review.

How is the test done and how to read the charts
How is a protected LiIon battery constructed
More about button top and flat top batteries