Long Life 3.2V 5000mAh Li-ion Battery Cells For IndustrialOptimumNnao main single cell is 32650 3.2V 5AH LiFePo4 battery.Now its ... MarketNorth America,Europe,Asia and othersOptimumNano Single cells:Item NO.Battery TypeDimensions(mm)Net Weight(g)114430 3.2V 300-400mAhDiameter ... s dry, clean and well-ventilated.4.During loading of battery, attention must be paid against dropping, turning over and ...