1 Seal Maintenance Free Battery. 2 Calcium-Calcium,Lead acid Battery. 3 Long life,Powerful Design. 1,Type: Seal Maintenance Free Battery for car & truck & bus.2,Material:Calcium-Lead,PE separator,high pure acid.3,Long life,Powerful design.4,Excellent starting performance.5,High CCA current.6,Guarantee: 12 months.7,OEM customer brand and request for free.1.Long life-PA &LAS Technology--Makes the ...