VMAX XTR31-135 for HIGH END Pontoon group 31 AGM 12V marine deep cycle battery

Maintenance Free Operation: There is no need to check specific gravity of the electrolyte or add water to VMAXTANKS. Can be mounted in any position Rechargeable Sealed battery resists shocks and vibration. High performance AGM technology for long lasting reliable power Warranty: 1 Year replacement; 30 day satisfaction guarantee TOUGH BATTERIES FOR TOUGH APPLICATIONS.