Hearing aids are essential for many individuals with hearing loss, enabling them to communicate effectively and navigate the world more easily. However, one common concern among hearing aid users is the seemingly short lifespan of hearing aid batteries. Carlow Hearing, a leading provider of hearing aid services in Ireland, is here to help you better understand this issue and make the most of your hearing aid batteries. If you've ever wondered, "why do hearing aid batteries die so quickly?" this comprehensive guide will provide valuable insights and tips to extend their life.

Factors Affecting Hearing Aid Battery Life

Several factors can impact the life of hearing aid batteries. By understanding these factors, you can take steps to optimise your battery usage.

Type of Hearing Aid

The type of hearing aid you use can significantly impact battery life. Smaller devices, such as in-the-ear (ITE) and completely-in-canal (CIC) hearing aids, typically require smaller batteries, which tend to have a shorter lifespan compared to larger batteries used in behind-the-ear (BTE) or in-the-canal (ITC) models.

Battery Size and Chemistry

Hearing aid batteries come in different sizes, and the size of the battery influences its overall capacity. Smaller batteries will naturally have a shorter lifespan than larger ones.

Additionally, the battery's chemistry, whether it's zinc-air, silver-zinc, or lithium-ion, can also affect battery life. Zinc-air batteries are the most commonly used but can be sensitive to environmental factors, leading to a shorter lifespan.

Hearing Aid Features

Modern hearing aids offer various features that enhance your listening experiences, such as noise reduction, feedback suppression, and wireless connectivity. However, these advanced features can consume more power, leading to faster battery drain. If you're asking yourself, "why do hearing aid batteries die so quickly?" consider the features you're using and whether they may contribute to the issue.

Usage Habits

How often and long you use your hearing aid can affect battery life. Using your device for extended periods or frequently activating advanced features can lead to a quicker battery drain.

Environmental Factors

Temperature, humidity, and altitude can all impact battery life. High temperatures and humidity can cause the battery to discharge quickly, while low temperatures can reduce overall battery capacity. High altitudes can also negatively impact battery life.

Tips for Extending Hearing Aid Battery Life

Now that you understand some of the factors behind the question, "why do hearing aid batteries die so quickly?" here are some tips to help extend their life.

Store Batteries Properly

Store your hearing aid batteries at room temperature and avoid exposure to extreme temperatures. Keep them away from direct sunlight and in a dry environment to prevent premature discharge.

Remove Battery Stickers Only When Needed

Zinc-air batteries are activated when the sticker is removed, exposing the battery to air. Remove the sticker only when you're ready to use the battery to maximise battery life.

Turn Off Your Hearing Aid When Not in Use

To conserve battery life, turn off your hearing aid when you're not using it. This simple step can significantly extend the life of your batteries.

Open the Battery Door at Night

Opening the battery door of your hearing aid at night allows any moisture that may have accumulated during the day to evaporate, helping to preserve battery life.

Use a Hearing Aid Dehumidifier

A hearing aid dehumidifier can help remove moisture from your hearing aid and battery, prolonging the life of both.

Regularly Clean Your Hearing Aid

Dirt and debris can obstruct your hearing aid's battery contacts, leading to poor battery performance. Regularly clean your hearing aid with a soft, dry cloth to ensure optimal battery life.

Monitor Battery Usage

Keep track of how long your hearing aid batteries typically last, and be prepared to replace them when necessary. This can help you avoid any unexpected battery failures.

Switching to Rechargeable Hearing Aids

One solution to the short battery life issue is to switch to rechargeable hearing aids. These devices utilise lithium-ion batteries that can be recharged, providing a more environmentally friendly and convenient option for users.

Advantages of Rechargeable Hearing Aids

• No need to frequently purchase and replace disposable batteries

• Consistent power output throughout the battery's charge

• Environmentally friendly, as fewer batteries end up in landfills

• Convenient and easy to charge

• Long-lasting battery life, with some models providing up to 24 hours of use on a single charge

Disadvantages of Rechargeable Hearing Aids

• The initial cost may be higher than traditional hearing aids

• May require the replacement of the rechargeable battery after several years

• Limited battery life if you forget to charge the device

Let Carlow Hearing Help You

We understand how frustrating it can be to constantly wonder, "why do hearing aid batteries die so quickly?" At Carlow Hearing, we're committed to helping you improve your hearing aid experience. Our experts can provide personalised advice and solutions, ensuring you get the most out of your hearing aids and their batteries.

To learn more about our hearing aid services or to schedule an appointment, please contact Carlow Hearing today. Let us help you enjoy a better quality of life with your hearing aids.