Product Review

Rayovac ProLine Advanced 312A 48 pack (this is 48 batteries) These are fresh new batteries strait from the Manufacturer in Wisconsin. The have an expiration date of August 2018. The #1 choice of hearing care professionals. Depend on Rayovac ProLine Advanced Mercury Free zinc air hearing aid batteries to offer reliable, long-lasting performance. Never miss a moment with Rayovac ProLine Advanced Mercury Free batteries. Proline Advanced Mercury Free: The World's Longest Lasting Rayovac Proline Advanced Mercury Free delivers 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. Made in the USA in Middletown, Wisconsin