... Voltage48VMean Operation Voltage4Cycle LifeHigher than 70% of the Initial Capacities of the Cells1.Carry out 500cycle2.Standard discharge ... stable4.Certifications : CE,UL,FCC, RoHS,ISO90015. Long life cycle, No memory, environment friendly Advantages:1, High energy ... cells3, Pollution-free, environment friendly4, Long cycle life; It extends its cycle life up to 800 cycles5,Capacity, resistance, Voltage ...