Efest IMR26650 4200mAh (Purple) 2016
- Rated capacity: 4200mAh
- Rated voltage: 3.7V
- Max continuous discharge current: 40A
- Pulse discharge current: 60A
- Lifetime: 500 cycles to 60%
A 26650 cell with current rating.
The discharge curves tracks fairly well and capacity is nearly constant with load.
The battery gets very warm at 30A.
The battery has good performance, but I doubt the 40A rating.
Notes and links
The batteries was supplied by Efest for a review.
How is the test done and how to read the charts
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Compare to 18650 and other batteries