Claimed to be inspired by a USB drive, this trailer folds in and out of itself, providing extra living space. Lightweight materials are used, and the concept also features power-assisted braking ...

If you want to play along at home, all you have to do is write the provided image to a USB flash drive and insert it. Now for those of us who are a more interested in how this whole process works ...

Charging your phone while you drive is sensible ... but you’ll need a suitable USB adaptor to take advantage of this great feature in-car. And of course, it can also be used to charge a tablet ...