Frequently Asked Questions

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

Whereas some size change is perfectly normal, it should not be overly pronounced. If so, replace the battery immediately. A bulging coin battery may lead to device malfunction and even short-circuiting.
Once a seal is peeled off, the battery starts ‘breathing’ and therefore gives of energy, even if it’s not used in a hearing aid. The battery therefore won’t last until the expiry date if the seal is removed.
Obecnie firma Panasonic nie produkuje baterii AAAA lub LR61.
You’re always allowed to board the plane with your hearing aid batteries in the device. For regulations on bringing spare hearing aid batteries, please consider contacting your airline.
While most batteries will still work in extreme temperatures (albeit with shorter lifespans), Panasonic EVOLTA NEO is your best choice for extreme cold or warm weather.
Istnieje kilka sposobów na przechowywanie baterii w taki sposób, aby pozostały w najlepszym stanie przez możliwie jak najdłuższy czas: przechowywanie baterii w oryginalnym opakowaniu, unikanie mieszania różnych baterii, a także przechowywanie ich w temperaturze pokojowej lub w chłodnym miejscu.
Należy zawsze wymieniać wszystkie baterie na raz oraz unikać mieszania używanych i nowych baterii – należy używać baterii tej samej marki, tego samego rodzaju i o jednakowej dacie ważności.
Always remove the tab a few minutes prior to installing it into your hearing aid. This allows the battery chemicals to activate.
In general, appliances are designed to match the characteristics of dry batteries and to work within the voltage range of 1.5V to 0.9V. Thanks to this characteristic, Ni-MH rechargeable batteries can be used in appliances which require alkaline batteries, even with lower initial voltage. 
No. Do not use batteries in water or in vacuum conditions - this will cause them to rust and short-circuit.