JSC Energiya ICR18650 2200mAh LITS-2.2 (Blue)
/DSC_4755.jpg)
Official specifications:
- Nominal capacity: 2200mAh
- Nominal voltage: 3.7V
- Maximum discharge current: 5C (11A)
- Charge voltage: 4.2V (Other specification say: Open voltage 4.1V).
- End of discharge voltage: 2.75
- Cycle life: 300 cycles to 60% (Other specification says: Service life 500 cycles).
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-info.png)
This is a Russian manufactured 18650 cell, it was fairly low capacity and can deliver a moderate current.
/DSC_4757.jpg)
/DSC_4758.jpg)
/DSC_4759.jpg)
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-Capacity.png)
The two cells tracks fairly well and maintain capacity at any load.
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-Temp-10.0.png)
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-Temp-15.0.png)
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-Temp-20.0.png)
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-CapacityTimeHours.png)
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-CapacityTime.png)
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-Energy.png)
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-PowerLoadTime.png)
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-TripCurrent.png)
/JSC%20Energiya%20ICR18650%202200mAh%20LITS-2.2%20(Blue)-Charge.png)

Conclusion
The batteries works well, but performance is some years behind.
Notes and links
The batteries was supplied by a reader 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
Graphical comparison to 18650 and other batteries
Table with all tested LiIon batteries