The electric bus battery pack 12 of the same standard as shown by the quick change bus box series, each box is composed of 2 P 16S on 180AH cells. Each box contains 32 pieces of 180AH batteries, the nominal voltage 51.2V/360AH, power 18.4kwh. Vehicle composed of 12 box which are connected in series, the nominal voltage 614V/360AH, power 221kwh, one charge can runs 300KM(In the case of low surface to enlarge silica gel pad, after the module by lifting tool lifting into the standard box, through the bolt lock)