Hello sir,I am interested in your product Li-ion batteriesPlease meProduct name: LifePO4 Lithium Battery PackNominal Voltage:48VdcNominal Capacity:5 7.5 10KWHCycle life:≥6000 timesMaterial:LiFePO4Display:LCD IndicatorColor:Grey, Black , Red ,Green,White etcBattery 3.2V 50Ah Prismatic