The product is a double pack of ENERGIZER CR2450 ECR2450 3V Coin Cell Lithium Battery with an expiration date of 03/2032. These batteries are suitable for replacement in various devices such as Energizer, Toshiba, Panasonic, and Sony. They are single-use, coin cell batteries with a voltage of 3V and are manufactured in Indonesia. The package includes a quantity of 1, and the batteries are made of lithium chemical composition.