Specifications:Nominal voltage: 3.2V Remarks: Mean Operation VoltageRated capacity: Typical: 1500Ah Standard discharge(0.2C)after Minimum: 1500Ah standard chargeCharge: Charge voltage 3.65±0.2V Charge Moe 0.2C to 3.65V, then 3.65V to 0.02C (CC/CV) Standard Charge current 300mA Max charge current 750mA Charge cut-off voltage 3.65±0.2V Recommended float charge voltage 3.45±0.1V ( for standby use)Discharge: Standard discharge current 300mA Max continuous discharge current 1500mA Max. Pulse current 4500mA (ï¼30min) Discharge Cut-off voltage 2VCycle life: ⥠2000 cycles 0.2C 100% DODOperation Temperature Range: Charge:0~45â 60±25%R.H. Bare br> Discharge:-20~60âStorage Temperature Range Range: 0~35â 60±25%R.H. at the shipment stateWeight: Approx: 42g Size: 18.2 x 65mm