Wingspan : 180.3 cm.................71 in. Wing area : 50.9 dm2.................789 sq.in. Length : 167.9 cm.................66.1 in. Weight : 4.6-5.4 kg...............10.1-11.9 lbs. Engine : .1.20 cu.in..............2-stroke. .1.10-.1.25 cu.in......4-stroke. ELECTRIC CONVERSION : OPTIONAL. Radio :6 channel with 8 servos. Flying skill level: Intermediate/advanced.