1.5V 389/390 Silver Oxide Button Battery - 36/Case

389/390-Size Battery with 80 mAh Capacity Reliable Silver Oxide Chemistry with 0% Mercury Designed for Medical Devices, Watches & Other Electronics 3 Years Shelf Life . Duracell 1.5V Medical/Electronic 389/390 Silver Oxide Button Battery is designed to provide an exceptionally reliable power for a variety of medical devices, watches, calculators, electronics and more. This 389/390-Size Battery features a Silver Oxide chemistry that ensures a long-lasting energy, constant voltage of 1.5V and optimal capacity of 80 mAh. The Battery composition is Mercury-free and therefore is friendly to the environment. 3 years shelf life allows to store the battery and have it ready for use any time you need it. The Battery measures 0.5" in diameter and 0.12" in height.To purchase this product simply click “Add to Cart” and complete your online order in a few easy steps. WARNING: This product can expose you to chemicals known to the State of California to cause cancer. For more information, go