The OPTIMA BLUETOP® Battery is a high performance AGM battery with exceptional runtime and more recharges than you would get from a traditional battery. In addition to its outstanding resistance to vibration, with the efficient power generation of the BLUETOP® and faster recharge times, you will spend less time worrying about your car battery. This means more hours of fun, time after time. This flexible boat and RV battery is ideal for those who need a power source that requires no maintenance, but provides a safe start with plenty of power.