Trojan’s deep-cycle AGM batteries are designed to provide customers with: Maintenance-free convenience which requires no watering. Exceptional performance and long life with a robust AGM plate design. A durable polypropylene case protecting against damage in heavy-service applications.Rugged construction for improved vibration resistance.Superior recharge efficiency. Certified Sealed/Non-spillable (UN2800) batteries approved for air, sea and ground transportation. Removable carrying handles for easy lifting and installation. Flame arrestor pressure vent for overall safety. Trojan’s deep-cycle AGM batteries are ideal for applications that require non-spillable batteries with heavy-duty cycling capabilities or for backup power.