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:24V Nominal capacity:50Ah Working voltage:2.5V~3.65V AC impedance resistance(1khz):≤10mΩ Max. pulse charge / discharge current: 150A Dimension: 213(H)*260(L)*169(W)mm Weight: 11.5kg(No accessories)