... packaged 2.Applications: pure electric bus 3.Material: Li polymer 4.Warranty: 3 years 3.8V 30Ah Pure Electric Bus Li Polymer Battery ... 2. Applications: Pure Electric Bus, Pure Electric Car, Electric Vehicle3.We can also do the battery pack customized for you:4. About ... fields, etc.Certificates we have acquired: ISO,CE, UN38.3, MSDS, ROSH, DGM. 3.8V 30Ah Li Polymer Battery for Pure Electric Vehicle