... . Certificate: ISO9001:2000, UL, CE, ETS, SONC 12V high quality maintenance free car batteryApplications: Starting battery ideal for cars, buses ... corrode, prolonging the life of batteries and super long shelf life, longer storing time after chargingProduct structure and features ... antimony, can highly resisting corrosion, the use lift and storage of batteries will be longer.Polypropylene case: The case ...