Frequently Asked Questions

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

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.
Perhaps you are using a different battery type. Zinc carbon will perform otherwise compared to alkaline, for example.
Panasonic does not produce or sell 12V batteries like A27, 27A, G27A, MN27 or bi09 of other manufacturers.
Expiry date indicates how long the battery will function properly according to industry standards.
Batteries are chemical products which internally undergo certain chemical processes over time. Due to this process some batteries slightly discharge during storage.
Yes, the batteries' weight does change during usage.
Please store your batteries in dry conditions, and avoid high temperatures and direct sunlight.
It’s possible, yes. But we can never guarantee perfect functionality - so we recommend charging your Panasonic batteries with a Panasonic or eneloop charger.
Never use Ni-MH rechargeable batteries for waterproof appliances, appliances specifically designed for alkaline batteries, or in appliances with battery indicators.
You can, but they’ll perform best in medium- to high-drain devices.

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