Efest IMR26650 3000mAh (Red) 2014

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Official specifications:
Efest%20IMR26650%203000mAh%20(Red)%202014-info

This battery is rated as a high current type.

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Efest%20IMR26650%203000mAh%20(Red)%202014-Capacity

The batteries can handle up to 20A, but does heat up at 15A and 20A. It is nice with nearly constant capacity at any load.
The 15A rating is fine for it.

Efest%20IMR26650%203000mAh%20(Red)%202014-CapacityTimeHours

Efest%20IMR26650%203000mAh%20(Red)%202014-CapacityTime

Efest%20IMR26650%203000mAh%20(Red)%202014-Energy

Efest%20IMR26650%203000mAh%20(Red)%202014-PowerLoadTime

Efest%20IMR26650%203000mAh%20(Red)%202014-TripCurrent

Efest%20IMR26650%203000mAh%20(Red)%202014-Charge



Conclusion

These batteries has good performance up to 10A, but it is possible to find 26650 with lower capacity, but considerable better high current capability.
It will rate it as an acceptable battery.



Notes and links

The battery was supplied by Efest 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