LF22650 3.2V 2100mAh LiFePO4 cell used for solar street light, solar power bank etc S/N Details Parameters Remarks 1 Nominal voltage 3.2V Mean Operation Voltage 2 Rated capacity Typical 2100mAh Standard discharge（0.2C） after standard charge Minimum 2100mAh 3 Charge Charge voltage 3.65±0.2V Charge Moe 0.2C to 3.65V, then 3.65V to 0.02C (CC/CV) Standard Charge current 420mA Max charge current 1050mA Charge cut-off voltage 3.65±0.2V Recommended float charge voltage ( for standby use) 3.45±0.1V 4 Discharge Standard discharge current 420mA Max continuous discharge current 2100mA Max. Pulse current 6300mA (＜30min) Discharge Cut-off voltage 2V 5 Cycle life ≥ 2000 cycles  0.2C 100% DOD 6 Operation Temperature Range Charge：0~45℃ 60±25%R.H. Bare Cell Discharge：-20~60℃ 7 Storage Temperature Range 0~35℃ 60±25%R.H.  at the shipment state 8 Weight Approx: 58g 9 Size Φ22.5 X 66.5mm