Quicksilver AGM marine batteries go above and beyond conventional flooded designs providing an enhanced durability that powers more accessories longer. These premium spill proof, maintenance-free batteries have pioneered a new era in user-convenience and safety while delivering the optimum combination of starting and cycling power. Special glass mats absorb more electrolyteUp to 20x more vibration protection than floodedFaster recharging powers more electronics2x the cycle life of traditional batteriesPremium maintenance-free and spillproof design