Vmax XTR31-135 for Naitic Star Powerboat Group 31 Marine 12V Battery

Maintenance Free Operation: There is no need to check specific gravity of the electrolyte or add Fluid to VMAXTANKS. Can be mounted in any position Rechargeable Sealed battery resists shocks and vibration. High Capability AGM technology for long lasting reliable power Warranty: 1 Year replacement; 30 day satisfaction guarantee TOUGH BATTERIES FOR TOUGH APPLICATIONS Great for Boats trolling motors, Backup, Solar, Electric vehicles, EV, and more