powerone hearing aid batteries size 312, pr41 (60 batteries) + 2 cell battery keychain kit

powerone hearing aid batteries size 312, pr41 (60 batteries) + 2 cell battery keychain kit

• Receive a handy 2 Cell Battery Holder Key chain, FREE with each order. (One Per Order)
• 3-4 Year Shelf Life
• SIZE 312 HEARING AID BATTERIES, PR41, P312
• A highly developed film seal for every cell guarantees that the battery does not dry out or drain prematurely.
• The stainless steel housing provides high-level stability and safe protection against corrosion.