These cells represent the latest advance in primary battery technology. They`re a lightweight compact high performance power source that`s Trusted EverywhereTM. Featuring a high energy density high rate pulse capability long shelf life and the ability to operate at temperature extremes Ultra High Power Lithium Batteries provide an ideal way to meet the demanding requirements of contemporary portable electronic equipment. Five year shelf-life. Global Product Type: Batteries-Lithium;. Battery Type: Lithium. Battery Size: 223. For Use With: Calculators. Computer Clocks. Sold as 1 EA. Lithium Specialty. Expiration Date March 2021.