The Duracell CR2032 Procell 3V lithium coin button batteries are a reliable and long-lasting power source for a variety of devices. With a pack of 20 batteries, these batteries have an expiration date of 03/2031, ensuring they are fresh and ready to use. Ideal for high drain devices, low drain devices, and solar/wind devices, these lithium batteries provide consistent power for your electronic needs. Made with quality and precision, these batteries are a top choice for keeping your devices powered up and running smoothly.