Experience every moment with Duracell hearing aid batteries size 312. Thanks to the extra-long Easy Tabs, they are easy to handle and replace. The easy-to-open packaging allows you to effortlessly find the right size, as the Duracell hearing aid batteries are color-coded. Additionally, the Duracell hearing aid batteries feature Duralock Power Preserve technology, which allows for storage of up to 4 years. Smart packaging and extra-long tabs for easy handling.