Rayovac Cochlear Mercury Free Batteries, Size 675, Box of 60

Designed specifically to handle the higher-drain requirements of modern cochlear implant devices, serving power on demand and long-lasting performance.

Let hearing aid batteries sit un-tabbed for one minute before putting them into the hearing aid. Giving the battery that extra minute allows air to enter and activate the battery.

Batteries come 6 cells per card, 10 cards per carton. Sold per carton of 60 cells.