Frequently Asked Questions

Following Q&A will teach you everything you wanted to know about batteries and how to optimize the usage.
Don’t charge an alkaline or zinc-carbon battery, they are not designed to be charged.
In case of skin contact there is a chance of chemical burns. Use clear tepid water for at least 15 minutes on exposed skin. Consult a physician in case of irritation, injury or pain. In case of contact with the eye, do not rub the eyes, but flush with clear tepid water for at least 30 minutes and consult a medical professional immediately.
Immediately head to the nearest emergency room. Avoid drinking or eating before a doctor has provided a decent diagnosis.
Never use Ni-MH rechargeable batteries for waterproof appliances, appliances specifically designed for alkaline batteries, or in appliances with battery indicators.
No. Condensation could cause damage to your batteries. Avoid putting batteries under extreme temperatures at all times.
Expiry date indicates how long the battery will function properly according to industry standards.
As new energy flows into your battery, some heat is perfectly fine. If you notice the battery or charger becomes too hot to touch, cease the charging process immediately.
As zinc air hearing aid batteries operate differently than other batteries they have different characteristics. In winter, rooms may be drier, warmer or badly ventilated. These effects can disturb the performance of your batteries.
There are some best cases to keep stored batteries in best shape: store them in their original packaging, never mix up different batteries and store them at room temperature or in a cool environment.
The revised RoHS (Reduction of Hazardous Substances) Directive 2011/65/EU...

Pages