Calculates the time your Twizy car needs to charge the battery based on the actual clock time right now taken into consideration the current percentage (capacity) value your Twizy is showing on dashboard.

The calculation is based on the total capacity of the battery i.e 65 km, the next journey you will travel with the Twizy in kilometers and gives you the departure time i.e you have gained the needed battery charge in order to cover your trip.