Abstract: A battery or mechanically powered, foldable, light two-wheel or three-wheel vehicle that is rapidly lockable and unlockable at two points. The vehicle includes an upper frame pipe consisting of two parallel parts, whose front end is connected to an upright element connecting the front wheel fork and the vehicle's handlebar with a certain length of the distal end of the upper frame pipe extending distally from under the saddle; a lower frame pipe consisting of two parallel parts, whose front end is connected to the upright element connecting the front wheel fork with the vehicle's handlebar, with the rear wheel or wheels located at the distal end; a support pipe consisting of two parallel parts between the saddle and the lower frame pipe, and extending below the lower frame pipe so that the lower end of the support pipe is equipped with leg supports. The vehicle has auxiliary transportation wheels.