The Yuasa Yumicron Batteries have been designed with two extra plates per cell that helps to provide a longer life for your battery.Polypropylene cover and container thwart damage from gas, oil, and impactHeat-sealed, bonded unit fabrication protects against seepage and corrosionUnique sealed posts resist corrosion for longer battery lifePatented separators provide high cranking powerThrough-partition construction delivers maximum powerEngineered to protect against corrosion, withstand vibration, and deliver high cranking powerMay need periodic refillingOne-year manufacturer's warranty from the date of purchase12V168mm x 132mm x 192.2mmCapacity: 30AhCold Cranking Amps: 300ANote: Battery is sold dry. Customer must purchase battery acid separately and charge the battery before use.Yuasa 32oz. Acid (Sold Seperately)258074