Feeling tired ? Users can lift up and seek help from the sun to lighten their efforts. The umbrella has indeed a solar panel connected to batteries that supply an electric motor hidden in the top of the tower. Whether pedal or hybrid mode (pedalling – electric), the bracket is connected to a shaft leading to two propellers at the bow of the boat. The two bars connected to the rudder are located in facing back of the bench. Incidentally, they also serve as armrests.