Opel created a unique advertisement to promote their new EV, the Ampera. The “first fully electric car for real everyday use” can be charged with any power socket.
To create the ‘most credible testimonial,’ they sent auto journalists a parcel containing a special socket that enabled electricity itself to speak for the Ampera. When the journalists plugged it in to use it, they were surprised to hear it start talking to them. You can check out the case study video below: