Typical capacity :100AhMax continuous discharge current : 100AOver protection current : 200±20ADischarge cut-off voltage About : 20.0VCharge voltage : 28.8±0.1VCharge mode : CC/CV,Use a constantcurrent, constant voltage(CC/CV) please use special : Charge current 20A lithium charger.Inner resistance : ≤30mΩ Between positive and negative polarOperation temperature range : Charge 0℃~+45℃Discharge : -20℃~+60℃When the environment temperature is higher than 45℃,please pay attention to ventilation and heat rejection.Storage temperature range :0℃~40℃ (Capacity 80%)Recommended long-term storage temperature is 15~25℃humidity : 5%≤RH≤85%Shell material IronWeight Approx : 22±0.5kgSize(L*W*H) (328±2)*(478±2)*(128±2)mmProtection functionOver charge protection、Over discharge protection、Over currentprotection 、Short current protection 、Balanced function 、Temperature protection