TAKING THE CPA EXAM ................................................................................... 12. Problems at a Prometric Testing Center.............................................................
Hearing aid batteries last anywhere between five and 14 days depending on the above factors. You will know it's time to replace your hearing aid batteries when the aids start beeping. One solution to save money and make batteries last longer is to purchase rechargeable batteries.
According to many tests, Duracellâs AA rechargeable batteries last longer than Energizerâs. This is surprising because Energizer has a higher mAh rating, which implies that the battery should last longer. These tests found that, on average, Duracellâs batteries will last about five to six hours before dying, but Energizer only lasts about three to four hours.