Catalog: Caring for your Child's Hearing Instruments | |
| babies will need many new earmolds to keep up with their rapid growth later a ... three or four year-old might keep the same earmolds for as long as one ... loose over time and cause feedback so it is important to check regularly that ... is not a suitable substitute since it has a tendency to grow bacteria ... the hearing instruments the estimated battery life for a button battery varies with ... each device and its power needs estimated battery life is ... hearing instrument but the use of a battery tester will enable you to check that ... the course of the day remember to keep extra batteries with you when you are ... | |
