HKJ
Flashaholic
[size=+3]Vappower INR20700 3000mAh (Green)[/size]
Official specifications:
A high current 20700 battery.
The discharge curves tracks fine and the cell has nearly constant capacity.
The cell gets fairly warm at 20A
And I had to stop the discharge at 30A
[size=+3]Conclusion[/size]
This battery can deliver a lot of current with a good capacity, performance is about the same as the best 18650.
[size=+3]Notes and links[/size]
The battery was supplied by Vappower for review.
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
Compare to 18650 and other batteries
Official specifications:
- Nominal Voltage: 3.6v
- Charging Voltage: 4.2v
- Standard Charging: CC-CV, 1.25A, 4.2V±0.05, 50mA cut-off
- Rapid Charging: CC-CV, 4A, 4.2V±0.05, 100mA cut-off
- Capacity:3000mAh
- Energy Density: Nom.240Wh/kg
- Max. discharge current: 30A
- Max. pulse discharge: 50A
- Discharge cut-off voltage: 2.5V
- Internal resistance:Max.20mOhm
- Cell weight: 47G
A high current 20700 battery.
The discharge curves tracks fine and the cell has nearly constant capacity.
The cell gets fairly warm at 20A
And I had to stop the discharge at 30A
[size=+3]Conclusion[/size]
This battery can deliver a lot of current with a good capacity, performance is about the same as the best 18650.
[size=+3]Notes and links[/size]
The battery was supplied by Vappower for review.
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
Compare to 18650 and other batteries