Rayovac Proline Advanced Mercury-Free Hearing Aid Batteries， Box - 48，...</br></br><div style=text-align:left"><b>[Product Information]</b><br><ul><li>The Longest Lasting Hearing Aid Batteries in the World.</li><li>Rayovac Proline Batteries only available from Hearing Aid Professionals.</li><li>Made in the USA</li><li>Super Fresh， within the last 3 months with a long lasting 4-year shelf life.</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51iKXuzFJOL.jpg' noproxy></br>"