Frequently Asked Questions

Following Q&A will teach you everything you wanted to know about batteries and how to optimize the usage.

Panasonic hearing aid batteries are extremely safe. Unless they’re put under extreme circumstances, temperatures or pressure, they provide a very safe power source for your hearing aids.
Battery lifespan greatly depends on the device and on the conditions.
Never use Ni-MH rechargeable batteries for waterproof appliances, appliances specifically designed for alkaline batteries, or in appliances with battery indicators.
In general it’s best to never let your batteries deplete completely. Try to recharge them before the energy level drops below 30%.
Please see our blog for more information about Panasonic and the environment.
The memory effect is an occasional defect, which occurs in Ni-Cd and Ni-MH rechargeable batteries, where the maximum battery voltage decreases even though the original power of the battery remains the same.
All batteries, including Panasonic hearing aid batteries, can and should be recycled.
If service time has reduced to half of its initial capacity or if charging time never seems to complete, it’s probably time to replace the battery.
Because there is a slight difference between manufacturers. Always use the previously used type of batteries which did fit in the compartment in case the batteries do not fit.
The ideal temperature for our primary batteries is between 5°C up to 45°C. 

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