Protruding top and markings on bottom identify this cell as NCR18650GA
.
The datasheet says:
- Rated Capacity: 3300mAh (0.67A discharge at 20°C)
- Capacity (Minimum): 3350mAh (0.67A discharge at 25°C )
- Capacity (Typical) 3450mAh (Reference only)
It’d probably be better to call it a 3400mAh cell.