Nano Batteries: OTC Hearing Aid Batteries
Frequently Asked Questions
How long do Nano OTC hearing aid batteries last?
The shelf life of batteries depends on the type of batteries you purchase and the amount of time the OTC hearing aids are used. Size 13 OTC hearing aid batteries and 10a Zinc batteries last an average of 6 to 14 days (depending on how much they are used). Size 312 OTC hearing aid batteries last an average of 3 to 10 days (depending on the device they are used with and the length of time they are used).
Do the Zinc Air batteries need to remain in their packaging until I’m ready to use them?
Yes. Zinc Air batteries become activated and begin to lose power when they are exposed to oxygen. To receive their full battery life, you should leave the batteries in their packaging until you are ready to place them in your OTC hearing aids.
Are the batteries lithium ion batteries?
No, the batteries for the OTC hearing aids are Zinc Air batteries which are known for being very effective, have a longer lifespan, provide more energy, and are safer and more environmentally friendly than lithium batteries.
What is your return policy?
If you need to return your zinc battery purchase, we offer a 45-Day Satisfaction Guaranteed Return Policy. You can learn more about the return policy here.