Hearing Aid Battery Life

How Long Should a Battery Last?

Each size battery has a different life expectancy and this correlates with the size of the battery. In general bigger the battery the longer they last.

• Each size 312 hearing aid battery is expected to last approximately one week.
• The size 13 hearing aid battery should last closer to two weeks.
• The smallest hearing aid batteries are the size 10 hearing aid batteries and should last approximately 3-4 days.
• The largest hearing aid batteries are the size 675 hearing aid batteries and should last close to 3 weeks.