The product is a set of two DURACELL CR1220 3V Lithium Coin Cell Batteries with the longest expiry date. These batteries are non-rechargeable and have a nominal voltage of 3V, with a nominal capacity of 34mAh. They are designed for high and low drain devices, with an operating temperature range of -20°C to +60°C. The batteries feature pressure contacts as their termination style and are manufactured in Indonesia. The coin cell diameter is 12mm and the thickness is 2mm, making them suitable for various applications in the sound and vision category.