... UPS Battery 12V 55Ah, 1.Maintenance free 2.Long life-cycle 3.Produced with highest purity lead 99.998%. lithium battery, battery, sealed lead acid batteries, ups battery, rechargeable ... .Sealed Construction 3.Long Service Life, Float or Cyclic 4.Maintenance-Free Operation 5.Low Pressure Venting System6.Heavy Duty Grids 7 ...