Features:Ultra light. One Fifth the weight of lead-acid batteries on averageZero sulfation, for longer service lifeHolds unloaded charge for one year without maintenanceMilitary spec Carbon Composite CaseFaster cranking for better startsSuper-fast recharge rateNo explosive gasses during charge, no lead, no acidEnvironmentally friendlyTwo-Year WarrantySpecs:Voltage (V): 12A/Hr PbEq: 21Cranking CCA (A): 315Weight (grams): 1380.00Weight (lbs): 3.04Max Charge (A): 21