LiFePO4 batteries are highly safe, have no risk of explosion and fire, and are environmentally friendly, non-toxic and non-polluting. No memory effect - the battery can be charged in any state of discharge, giving you peace of mind. Nominal Voltage:3.2V Nominal capacity:52Ah Working voltage:2.0V~3.65V Continuous discharge current: 0.5C (30S) Dimension: L174*T48*W128mm Weight: 2.28kg