YLE NCR18500 A225 2250mAh (Green)
Official specifications:
-
Nominal voltage: 3.6V
-
Nominal capacity: 2250mAh
-
Minimum capacity: 2150mAh
-
Charge voltage: 4.2V
-
Standard charge current: 450mA
-
Maximal charge current: 1575mA
-
Discharge cut-off voltage: 2.5V
-
Nominal discharge current: 450mA
-
Maximal continuous discharge current: 4000mA
-
Operating temperature: 0°C ~45°C
-
Storage temperature: –20°C ~ 60°C
-
Cycle life: 300 cycles
This is a YLE 18500 battery from Ebay (The order included a invoice with a address in Berlin).
The two cell match nicely and can easily deliver the rated 4A.
Conclusion
This looks like a good 18500 cell. Capacity is high for the size, but it is not a high current cell in any way.
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
Graphical comparison to 18650 and other batteries
Table with all tested LiIon batteries