News

News and information about the ongoing development and sale of the KoumKoum electric rollerskate

CNC-Machined Metal Sprockets

Oct 26, 2025

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The KoumKoum, optimized for comfort, easy commuting, ultra-low weight and affordability, is quite unique in several aspects. Its shape, with the wheels around the feet of the user, but also the fact t...

A rideable prototype !

Oct 3, 2025

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There is a big difference between some device with motors that stands on a desk, and the same device outside, on the street, with a 70-kilos person on it. If the device further has to propel the perso...

What and How? The Preorder Period

Jul 31, 2025

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You can preorder the KoumKoum on this website, for 300€ less than the sales price once the KoumKoum becomes widely available. You can also cancel your preorder and be refunded at any time. We strive t...

Samples of batteries in our hands

Jul 27, 2025

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When designing a new piece of hardware, such as the KoumKoum, there are two types of components to source, with completely different risk factors. Catalog components already exist and are offered by o...