What may be the reason for a short running time of hearing aid batteries?
Statistics show, that only in rare cases production failures are the reason for short running time. Mostly variable environmental influences (e.g. varying humidity, temperatures etc.) are the influencing factors on running time of the hearing aid batteries. This subjective feeling of the users can be bemused by factors like: • The hearing habits have changed (longer time per day, louder, new features of hearing aid have been used) • The hearing aid was longer than usually in use, e.g. on a long movie night • The aid is new, type or brand of the hearing aid have changed • The new hearing aid has new features, which need more power Also handling faults can reduce the lifetime of the battery, like: • The battery was left long time without tab before putting it into the hearing aid (only if the hearing aid device is irregularly used) • The hearing aid was not turned off over night or when longer time not in use • The battery lost capacity due to short circuit at handling • The battery was
