Windyfire IMR18500 1100mAh (Red) 2015

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Official specifications:
Windyfire%20IMR18500%201100mAh%20(Red)%202015-info

As usual this cell size has fairly low capacity, but in has more than rated capacity!

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Windyfire%20IMR18500%201100mAh%20(Red)%202015-Capacity


This cell looks good, the two cells tracks fairly well and capacity does not change much with load, my 10A test was no problem for the cell.

Windyfire%20IMR18500%201100mAh%20(Red)%202015-CapacityTimeHours

Windyfire%20IMR18500%201100mAh%20(Red)%202015-CapacityTime

Windyfire%20IMR18500%201100mAh%20(Red)%202015-Energy

Windyfire%20IMR18500%201100mAh%20(Red)%202015-PowerLoadTime

Windyfire%20IMR18500%201100mAh%20(Red)%202015-TripCurrent

Windyfire%20IMR18500%201100mAh%20(Red)%202015-Charge



Conclusion

This cell has good high current performance, capacity is as expected for an IMR cell.
This cell gets an acceptable rating.



Notes and links

The batteries was supplied by Windyfire 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