EnerPower 18500 2000mAh (Black)
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Official specifications:
- Nominal voltage: 3.6V
- Nominal capacity: 2000mAh
- Minimum capacity: 1900mAh
- Charge: CC: 1330mA, termination 33mA
- Discharge cut-off: 2.5V
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This is 18500 cells, i.e. 15 mm shorter than 18650 cells, this usual means a significant loss in capacity. With this battery the loss is not that bad.
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The two cells tracks fine and has nearly constant capacity up to 3A load. This looks good.
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Conclusion
This battery has good performance and good capacity, I will call it a very good battery.
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
Compare to 18650 and other batteries