The product is a pack of two brand new, sealed DaVinci CR1025 lithium coin batteries with a voltage of 3V. These batteries are commonly used in various electronic devices such as watches, calculators, and hearing aids. With a long shelf life and reliable performance, these batteries are ideal for keeping your devices powered up for extended periods of time. Their compact size makes them easy to store and transport, making them a convenient power solution for a range of applications.