WalkCar: Hands-on with Japan's car-in-a-bag
18 November 2016 Last updated at 17:27 GMT
A personal transporter that is light enough to carry in a shopping bag has been developed in Japan.
Inventor Kuniaki Sato told the BBC's Chris Foxx that the device was aimed at commuters.
However, many countries prohibit such devices being used in public places.