2009, its president Solar Flight Mr. Eric Raymond he flew his solar-electric plane Sunseeker II over the Alps several times. 
This August, he dared the same trip as the first two-seater of the Sunseeker Duo, which allowed him to take his wife Irena as a second pilot.
The Raymonds started from their base in Voghera, Italy at 2 August and started heading for Torino Aeritalia Airport. The following day, they flew to the Swiss mountain Mönch, and then landed at Munster-Geschinen Airport in Switzerland.
On August 7, they took off again and flew back to Voghera via the Matterhorn and the city of Genoa.
Her journey restitutions took place in four hours, and the pair reached the maximum altitude of 4.545 meters. They report that they could have flown higher if the plane had a dual oxygen system.
Το ηλιακό αεροσκάφος έχει άνοιγμα φτερών 22 μέτρων και βάρος 280 κιλά. Στα φτερά του έχει 1.510 ηλιακά panels συγκεντρώνοντας την ενέργεια του ήλιου για να την αποθηκεύσουν σε μια battery of lithium located in the spindle.
The aircraft engine has a maximum power of 25kW.
It was the first solar-powered aircraft that managed to fly with two people.
