This listing is for 20 Panasonic CR2032 Lithium Coin Cell Batteries. These batteries have a voltage of 3V and an expiration date of 2033. They are perfect for use in a variety of devices and applications. The batteries are of the CR2032 type and are made with a lithium-based chemical composition. They are sold in bulk and are a great value for anyone in need of reliable and long-lasting batteries. Whether you need them for your electronics, toys, or other devices, these batteries are sure to provide the power you need.