www.vorona.org present MERCURY project spad rc-airplane

MERCURY s.p.a.d. rc-airplane, wingspan 1600 mm, area 62 sq.dm, weight 2.5 kg. First (maiden) fly with Evolution .36 engine and 10.5×4 3-blades evo-propeller… Veeeery little motor for big bird)))))))))))))

Duration : 0:2:22