LG 18650 HG2 battery cell
The 18650 brown cell has many good qualities, and is one of the best cell that discharge a 20A max. constant discharge rating which is very good and adequate for most high-drain applications. This, coupled with a high 3000 mAh capacity really allows this cell to hit a home run.
This cell is also widely used in power tools, garden tools, drones, medical devices, etc. industrial uses only.