battery powered transfer cart for smelting plant 1-300 ton-Perfect Battery Transfer Cart. Lithium-ion battery - Perfect. 3.6 / 3.7 / 3.8 / 3.85 V, LiFePO4 3.2 V. A lithium-ion battery or Li-ion battery is a type of rechargeable battery. Lithium-ion batteries are commonlyCustom for portable electronics and electric vehicles and are growing in popularity for military and aerospace applications.