... a constant voltage of 4.2V(CV) until the charge current is≤1.5AMax. Charge CurrentContinuous charge: 15A (0.5C1A ... cover LiFePO4 battery, LiMn2O4 battery, and Li(NiCoMn)O2 battery, which are widely used in Electric Vehicle, Electric Bicycles, Power tools, Industrial miner' ... etc.Certificates we have acquired: ISO,CE, UN38.3, MSDS, ROSH, DGM. 3.8V30Ah lithium ion battery for pure electric bus, e-car, EV