Specification:
Model: 21700 4200mah 30A
Typical Capacity: 4200mAh (0.2C discharge)
Min capacity: 4100mAh (0.2C discharge)
Nominal voltage: 3.60V
Max Continuous Discharge Current: 30A
End-of-charge voltage: 4.20V
End-of-discharge Voltage: 2.5V
Weight: 70g ( Appr)
Internal resistance: 11mΩ ( Appr) （AC 1kHz）
Standard Charge: 1500mA,CCCV 100mA cut-off
Quick Charge Current: 3000mA