18650 Cylindrical Battery, 7.4V 4400mAh

Model number: 09AQ229-01

Battery type: 18650 lithium ion

Nominal voltage: 7.4V

Nominal capacity: 4,400mAh

Internal resistance: ≤180mΩ

Dimension: Max 19.5×69.2×74.3mm

Charge voltage: 8.4V

Charge current: 0.5C

Charge method: CC/CV (constant current/constant voltage)

Discharge current: 0.2C (standard)/1C(Max)

Discharge cut-off voltage: 5.5V

Operating temperatures:

Charging temperatures:  0~45°C

Discharging temperatures: -20~60°C

Voltage of shipment:7.40-7.80V

Storage temperatures:

1 month-20~60°C

3 month -20~45°C

1 year-20~25°C

Relative humidity: 65±20%