The consensus is shared by all researchers: to reduce carbon emissions, the electrification of vehicles must be combined with a reduction in their overall weight. 2-tons electric SUVs are not a sustainable solution... With this in mind, we tried to rethink the concept of electric mobility in a more fundamental way : A lightweight two-wheeler which, instead of multiplying fairings and cosmetic elements, offers through its very construction a space for conveyance to meet with everyday needs for mobility in the most polyvalent and economic way.