Profile: Rayovac Canada Inc. supplies batteries for hearing aids. We market batteries, battery chargers, hearing aid batteries and flash lights. We also offer zinc air hearing aid batteries. Our Cochlear Plus, is a new battery designed specifically to meet the needs of patients with cochlear implants. The new specialized battery will be available in a 60-pack carton in size 675. It will feature the familiar, user-friendly dial packaging. Our Extreme Performance batteries meet the specific demands of the power hungry group of hearing devices by providing improved up-front voltage and great stability during high drain discharge.