OPTIMA Batteries 8052-161 - D31M Group 31 BLUETOP Dual Purpose (Deep-Cycle & Starting) Marine An automatic altitude compensation system

An automatic altitude compensation system is included as standard

Energy consumption and noise are significantly reduced by the new control system

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If you’re looking to keep your house battery trickle charged for the weekend

OPTIMA Batteries 8052-161 - D31M Group 31 BLUETOP Dual Purpose (Deep-Cycle & Starting) Marine An automatic altitude compensation systemBENEFITS OF THE BLUETOP: Both dual purpose and starting applications available Up to three times more recharges More than 15 times the vibration resistance Completely spillproof, mountable in virtually any position Maintenance free Optimal starting power (Dual purpose and starting applications available OPTIMA BLUETOP D31M group 31 batteries are our most powerful and have the largest energy storage capacity. Usually they can be mounted anywhere a