about the capacitor,there are 2 types as below: 1.start type product start type product super-capacitors are mainly intended for the service in various internal combustion engine.engineering machine,starting system of generator set,and auxiliary power source for laser weapon,electric vehicles and hybrid power electrical vehicle. 2.power type product power type super-capacitors are mainly intended for the service in various electric vehicles,hybrid electric vehicles,electric tools,electric toys,UPS,power source for military application,pulse power source,DC power source for power station,energy storage of solar/wind power system,fuel cell system. If you have any requirement,welcome to contact us!