Do Rechargeable Batteries Lose Their Charge When Not In Use? Rechargeable Batteries FAQ from Energizer.com

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Energizer_® Rechargeable Batteries and Chargers: FAQ Answer

Question:

Do rechargeable batteries lose their charge when not in use?

Answer:

All NiMH batteries lose their charge when not in use; however, the rate of capacity loss varies. Some NiMH batteries lose their charge at about 1.5% per day. Energizer_® Rechargeable batteries self-discharge at a rate of about 0.5% per day.

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