... x 206mm) Model : JIS 55D23RMF ( 12V 55AH) JIS Standard Maintenance Free Car BatteryKey specifications/Special features:1. Voltage: 12V 2. Capacity ... starting battery for cars, buses, trucks and other vehicles2. Maintenance free calcium-calcium construction3. Unique grid and superior alloy4. High quality ... resisting vibration and road shock damage. JIS Standard Maintenance Free Car Battery(12V, 55AH)