Keeppower 18650 2200mAh (Black)
Official specifications:
- 18650 220mAh Protected Rechargeable Battery
- Min Capacity: 2100mAh
- Typical Capacity: 2200mAh
- Normal Voltage: 3.7V
- Quality Lithium Ion rechargeable cell
- In Built Safety Circuitry
- Maximum capacity and reliability
- High Discharge Rate (Max 2C)
- Protection Circuit (Against overcharge, over discharge, over current and short-circuit.)
- 4.2 volts max voltage and 3.6-3.7 volts nominal voltage
Where nice tracking on the two batteries. At 5A load the battery heats up and can deliver slightly more capacity.
Conclusion
A very good 2200mAh battery.