Vapcell F60, 21700, 12.5 Amp, 6000mAh, Button Top

Note: These are too long to fit into the Efest K1 charger.
 
Price is per battery
 
Battery specs:
 
- Brand: Vapcell
- Model: F60
- Typical capacity: 6000mAh
- Minimum capacity: 5850mAh
- Nominal voltage: 3.60v
- Charging voltage: 4.20v
- Discharging end voltage: 2.50v
- Standard charging current: 2A 
- Max charging current: 3.5A
- Continuous discharging current: 12.5A
- Size: 21.8mm x 73mm
- Weight: 74g
- Origin: China