48-pack of size 13A batteries Rayovac Proline Advanced. Expiration date 2012.

Depend on Rayovac Mercury Free ProLine Advanced premium zinc air hearing aid batteries to offer reliable, long-lasting performance. Never miss a moment with Rayovac ProLine Advanced batteries. Absolutely fresh!!

ProLine Advanced The #1 choice of hearing care professionals. Depend on Rayovac ProLine Advanced premium zinc air hearing aid batteries to offer reliable, long-lasting performance. Never miss a moment with Rayovac ProLine Advanced batteries. Proline Advanced Mercury Free: The World’s Longest Lasting Rayovac Proline Advanced Mercury Free delivers 30% more battery life than other mercury-free hearing aid batteries. What’s more, it’s environmentally friendly, with consistent power and performance that rivals mercury-containing products on the market today.

Rayovac Cochlear batteries answer the specific high-power demands required by patients with these implants, a small but growing market. Cochlear is now mercury free and our best cochlear battery ever! To provide the freshest implant batteries possible, we order these batteries directly from Rayovac at the time of purchase. We usually ship to you in 2-3 days.

You can test your batteries to be sure that they are spent before changing them. This is a great tool to help troubleshoot hearing aid problems. If you have ever replaced battery after battery only to find out that your hearing aid still doesn't work, this tester will be your best friend. You will pay for it in no time in battery savings. It is simple to use and accurate.

Rayovac Hearing Aid Battery Care Kit This kit is the answer to many hearing aid battery problems! Do you have trouble handling the small batteries that go in your hearing aids? Do your hearing aid batteries go out at incovenient times leaving you to struggle in social situations? What do you do when your hearing aid goes dead, you change your battery and your hearing aid still does not work? The Rayovac Hearing Aid Battery Care Kit helps with all of these problems. The kit includes a magnet pen to help in picking up the tiny batteries, a battery caddie to cary spare batteries on your key ring or purse and a battery tester. People who use these kits swear by them. They truely make things easier. You can test your batteries and be sure that they are dead before you discard them. You will never again throw away another good battery. The battery tester will help you trouble shoot your hearing aid!