Model:CR1/3N Des.:Lithium Manganese Dioxide Battery (Li/MnO2) Voltage : 3.0V ... to useMore batteries and lithium battery packs as follows:CR1/3N, AAA, 1/2AA, 2/3AA, AA, CR2, 1/2A, 2 ... battery packs please visit www.magnate-battery.com . SELL CR1/3N Primary Lithium Battery