At the moment, the company of Toyota has begun to prepare to use wireless batteries in the United States, Japan and European countries. Apparently, in action this technology will be launched next year. The principle of a wireless battery recharging is based on an electric engine induction. For her, you need to have several coils that will be bolded under the vehicle and connect to the electric network. The second will be directly in the vehicle. Current will occur in the process of changing the electromagnetic field.