UltraFire 16340 1000mAh (Blue)

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Official specifications:
UltraFire%2016340%201000mAh%20(Blue)-info

A 16340 from a cheap and often low quality brand with a record capacity according to the marking.

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UltraFire%2016340%201000mAh%20(Blue)-Capacity

The curves do not track perfectly, but not that bad either. The battery can deliver 1A, but definitly not 2A.

UltraFire%2016340%201000mAh%20(Blue)-Temp-1.0

UltraFire%2016340%201000mAh%20(Blue)-Temp-2.0

This small cell do not heat much up, even when overloaded.

UltraFire%2016340%201000mAh%20(Blue)-CapacityTimeHours

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UltraFire%2016340%201000mAh%20(Blue)-Energy

UltraFire%2016340%201000mAh%20(Blue)-PowerLoadTime

UltraFire%2016340%201000mAh%20(Blue)-TripCurrent

UltraFire%2016340%201000mAh%20(Blue)-Charge



Conclusion

The rated capacity is nowhere near the real capacity. The capacity is a bit below a quality battery at low load and the difference increases with load.



Notes and links

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
Comparison to other LiIon batteries