Battery Brand: VCELL/OEM Battery Type: LiFePo4 Battery Model: IFR18650-4S5P Nominal Voltage: 12.8V Nominal Capacity: 9000mAh Charge Cut-Off Voltage: 14.6V Discharge Cut-Off Voltage: 10.0V Max charge current: 1.0C Max continuous discharge current: 3.0C Peak discharge current: 5C(2500 times Wire/Connector: TBD Application: Portable electronics, solar lights, solar energy storage, and audio-visual equipment.