IBT Offer a range of Lithium Primary technologies with long shelf life and high energy density. For medium to high volumes battery packs can be supplied. Technologies: Lithium Manganese 3V button cells and cylindrical cells with capacities from 30mAh to 8000mAh. Lithium Thionyl Chloride 3.6V prismatic and cylindrical cells with capacities from 400mAh to 19000mAh