Ready to go out of the box. Non-hazardous rated by the D.O.T and I.A.T.A. More cranking amperage than the competition. The lack of free electrolyte reduces resistance and produces 25% more cranking amperage. Bikemaster Platinum batteries were made to hold up to extreme amounts of heat and vibration. The liquid-free, flexible design allows you to mount the battery in almost any position. Increased shelf life. 2% monthly self discharge rate means a bike can sit for an extended period of time without constantly monitoring it with a batter charger.