
Batteries & Chargers
The Lithium-Ion Battery Cells used in the Foil Drive systems feature thehighest energy density available while maximising the power output, runtime and performance of the system. This means we really are packingas much as we can into such a small space!
Each of our Assist Kits are compatible with their own Foil Drive batteriesthat offer different benefits for different use cases, runtime, power,weight and compatability are all key variables.





Foil Drive Battery Checker
By popular demand – the Foil Drive Battery Checker is the simple, compact tool to quickly check the charge level of your batteries. Whether you’re at home or heading out on the water, it helps you instantly know which battery is ready to go.
Take it with you to the beach to compare charge levels between batteries, or use it at home to confirm whether you’ve reached storage level without needing to set up your full kit.
Ready to use, includes:
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1x Battery Checker
Key highlights:
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Designed specifically for Foil Drive Assist and Assist PLUS systems (not cross-compatible)
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Displays both battery percentage and voltage at the press of a button
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Compact and lightweight – easy to carry in your gear bag
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Useful for quick checks and for troubleshooting with support
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Helps you manage charge levels efficiently for longer battery life
Compatibility:
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22V – Assist
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28V – Assist PLUS Standard, Assist PLUS Small, Slim Endurance
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40V – MAX Power, MAX Sport, Slim Performance
The Foil Drive Battery Checker makes battery management effortless, giving you confidence that your gear is ready whenever you are.
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