Source google image: http://electric-cycles.fr/wp-content/uploads/2014/03/Velo-electrique-Matra-i-Step-Active-DD9-.jpg
![](https://www.parti-du-velo.fr/wp-content/uploads/2017/03/Velo-electrique-Matra-i-Step-Active-DD9-.jpg)
Bosch velo electrique
Source google image: http://electric-cycles.fr/wp-content/uploads/2014/03/Velo-electrique-Matra-i-Step-Active-DD9-.jpg