12V 5Ah Battery for most Chinese Dirt Bikes, Go Karts Materials: Nano Silica Gel Dimension(LxWxH): 4.5'' x 2.8'' x 4.2'' No Electrolyte Acid include and no need to add Electrolyte Acid either, can be used directly when you received Lower self-discharge Longer cyclelife and discharge Higher capacity Please check pictures and specifications for compatibility