Basen 18500 1100mAh BS186G (Black)

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Official specifications:
Basen%2018500%201100mAh%20BS186G%20(Black)-info

This is a 18500, these batteries usual has fairly low capacity and this battery is no exception, but it can deliver a lot of current.

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Basen%2018500%201100mAh%20BS186G%20(Black)-Capacity

There is good tracking between the two cells and the capacity is nearly constant independent of load, even at 20A

Basen%2018500%201100mAh%20BS186G%20(Black)-CapacityTimeHours

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Basen%2018500%201100mAh%20BS186G%20(Black)-TripCurrent

Basen%2018500%201100mAh%20BS186G%20(Black)-Charge



Conclusion

These battery has very good high current performance, but the size limits the capacity (If you have 15mm more length, you can get more than twice the capacity).
With the performance of these cells, I will call it a acceptable battery.



Notes and links

The batteries was supplied by Basen for a 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