Energizer 1632 Lithium Coin Cell Battery delivers long-lasting, dependable power for all your coin-battery-operated devices. Whether you need a reliable battery for heart rate or glucose monitors, remotes, keyless entry systems, key fobs, watches, toys, games, or other specialized gadgets, this battery is designed to keep up with your lifestyle. Built to withstand a wide range of temperatures from -22 to 140 degrees Fahrenheit, it ensures consistent performance even in challenging conditions. With the ability to hold power in storage for up to eight years, you can trust this battery to be ready whe you need it. Plus, it is responsibly designed with zero mercury, making it an environmentally conscious choice. Model Number: ECR1632BP