02.01.2026 • 14 Min.

The safe storage of lithium-ion batteries with a capacity of over 1000 kWh, as used in water toys such as eFoils and jetboards, is crucial to ensure safety and longevity. We have already written two articles about lithium-ion batteries in the past. Here is an update with new features and a summary of the original articles. Especially those who store lithium-ion batteries from eFoils and jet surfboards in inhabited rooms as well as in boats or motorhomes should take this topic to heart.