The 1632 Lithium Coin 3-Volt Battery delivers long-lasting, dependable power for your coin-battery-operated items. From heart rate or glucose monitors, to remotes, keyless entry systems, key fobs, watches, toys and games, and even more specialized devices, this durable coin battery is compatible with the devices that fit your life so you can keep going. It withstands a wide range of temperatures (from negative 22 degrees to 140 degrees Fahrenheit) and can hold power in storage for up to 8 years, giving you coin battery power you can depend on. Battery is responsibly designed with zero mercury and child-resistant safety packaging to keep your little one safe.