... Certificate: ISO9001:2000, UL, CE, ETS, SONC 12V high quality maintenance free car batteryApplications: Starting battery ideal for cars, buses ... other vehiclesMaterial:1. Unique grid and superior alloy2. High quality PP battery case3. Plates: Electrolytic Purity lead 99. ... Grids: Exclusive Calcium-Silver design without antimony, can highly resisting corrosion, the use lift and storage of batteries ...