Efan IMR18650 2000mAh (Red)

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Official specifications:
Efan%20IMR18650%202000mAh%20(Red)-info

A high current 18650 battery.

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Efan%20IMR18650%202000mAh%20(Red)-Capacity

The two cells matches fairly good and has nearly constant capacity up to 7A, both 10A and 15A looks like heavy overload.

Efan%20IMR18650%202000mAh%20(Red)-CapacityTimeHours

Efan%20IMR18650%202000mAh%20(Red)-CapacityTime

Efan%20IMR18650%202000mAh%20(Red)-Energy

Efan%20IMR18650%202000mAh%20(Red)-PowerLoadTime

Efan%20IMR18650%202000mAh%20(Red)-TripCurrent

Efan%20IMR18650%202000mAh%20(Red)-Charge



Conclusion

The cells has accetable performance at lower currents, but its high current ability is not that impressive.



Notes and links

The batteries was supplied by Efan 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
Compare to 18650 and other batteries