CR123A, cylindrical battery, lithium battery CR123A battery,cylindrical battery, lithium batteryDescriptions: Nominal capacity: 1300mAH,Nominal voltage: 3.0VMax. constant current: 2000mAMax. plus current: 3000mAWeight: 20gVolume: 17.0×34.5mmWorkable temperature: -40~+70Applications:calculators, remote controls,cameras