Specifications:
Charging voltage: 4.2V
Overcharge protection voltage: 4.3V
Nominal voltage: 3.7V
Minimal capacity (0.5C): 300mAh at 0.5C discharge
Nominal capacity: 300mAh at 0.5C discharge
Charge current:
— Standard charge at 0.5C
— Rapid charge at 1.0C
Standard charging method: 0.5C, CC (constant current) charge to 4.2V, then CV (constant voltage 4.2V) charge till charge current decline to ≤0.05C
Charging time: standard charge needs 3.0 hours (ref) and rapid charge needs 2 hours (ref)
Maximum charge current: 1C
Maximum discharge current: 2C
Discharge cut-off voltage: 3.0V
Operating temperature:
— Charging at 0 to 45℃
— Discharging: -10 to 45℃
— Storage temperature: -10 to + 45℃
Cell weight: 5.8g (approximately)
Cell dimensions:
— length 31mm maximum (not including tabs)
— Width: 18mm (maximum)
— Thickness: 6.0mm (maximum)