The product is a pack of 2 Varta CR2032 lithium 3V batteries, also known as coin cell/button batteries. These batteries are known for their long expiry date, making them ideal for use in various electronic devices. Made in Germany, they offer reliable power for a range of applications in the Sound & Vision category. With a voltage of 3V and a chemical composition of lithium, these batteries are a convenient and long-lasting power solution.