The product is an 8-pack of Energizer hearing aid batteries in size 13, featuring an orange tab design. These coin cell/button batteries have a voltage of 1.25V and are specially designed for hearing aid applications. Made of Zinc-Air chemical composition, they are single-use batteries with a use-by date of 2027. Suitable for various consumer electronics and multipurpose battery needs, these Energizer batteries provide reliable power for hearing aids and other compatible devices.