Gel Nano batteries are totally sealed ,not flow nor leakage. MG series performs very well in both cold and hot enviroment. Model NoVoltage (V)Capactiy10HR(Ah)Dimensions(±1mm)Weight (Kg)Charge Current(A)CCALWHHLMG12ZS1211151871101103.951.101401. Gel electrolyte will not flow nor leakage, it makes battery safer than before. 2. Gel eletrolyte is very high in homogeinity, the acid stratification will ...