Panasonic Lithium coin CR1616 batteries provide long-lasting reliable power for powering a range of devices, from medical, security and fitness devices to toys and watches. The Panasonic battery has a high voltage of 3V which means a lot of power in an ultra-compact design. Also after 10 years, Panasonic lithium coin CR1616 batteries still have 90% of their original capacity. One of the reasons is that they are chemically very stable, due to the combination of lithium and manganese dioxide. The battery is reliable even in a wide range of operating temperatures under low-load discharge conditions