Get power when you need the most with these CR2032 Coin Lithium Batteries from Energizer. Designed to charge about anything from glucose monitors to calculators, these lithium battery offers power for some of your most essential digital devices. With a capacity of 3 volts, these lithium batteries can hold their charge up to eight years when stored and you can keep a batteries as spare in your drawer when your devices need a boost. Perfect for toys, electronic devices, watch and much more this battery.