Are all SUP / kayak materials equally functional for the e-Fin?

No. The best riding characteristics have inflatable water sports equipment.

All other boards / kayaks are, depending on the material composition, radio unfavorable or even -impermeable. In particular boards with carbon content. This is completely impermeable to radio waves.

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Can I use the e-Fin on all waters?

There are various waterways where navigation is prohibited. Familiarize yourself with the local laws, watch out for bathing areas and other zones closed to water sports.

Will I get faster with multiple e-Fins on one SUP?

Unfortunately, no. Only the thrust when starting up becomes stronger.

How fast can I go with the e-Fin?

Depending on the driving characteristics of the water sports equipment and the rider's weight, the e-Fin can accelerate up to 8 km/h.