LG 18650 HG2L 3000mAh (Cyan)
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Official specifications:
- Capacity (Mfg Nominal): 3000 mAh
- Chemistry: Li-Ion
- Form Factor: 18650
- Rated Voltage: 3.6 V
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This 18650 cell is probably a minor variation on the HGL type.
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The two cells matches nicely and can deliver a lot of amperes.
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/LG%2018650%20HG2L%203000mAh%20(Cyan)-Temp-15.0.png)
/LG%2018650%20HG2L%203000mAh%20(Cyan)-Temp-20.0.png)
/LG%2018650%20HG2L%203000mAh%20(Cyan)-CapacityTimeHours.png)
/LG%2018650%20HG2L%203000mAh%20(Cyan)-CapacityTime.png)
/LG%2018650%20HG2L%203000mAh%20(Cyan)-Energy.png)
/LG%2018650%20HG2L%203000mAh%20(Cyan)-PowerLoadTime.png)
/LG%2018650%20HG2L%203000mAh%20(Cyan)-TripCurrent.png)
/LG%2018650%20HG2L%203000mAh%20(Cyan)-Charge.png)

Conclusion
This is a good high current.
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