Standard: National Standard Rated voltage (V): 12 Rated capacity (Ah): 9 Battery size (mm): 136*76*134 Reference Weight (kg): 2.81 Outer case size (cm): 33.5*30.8*15 Packing Number (pcs): 8 20ft container loading (pcs): 15280 Terminal direction: + - OEM Service: supported Origin: Fujian, China.