Specification: Wingspan: 1800mm Fuselage: 1650& Take off weight: 3.9kg Wing area:: 64 dm2 Wing load : 186;61g/dm2 Configuration: Radio: 6ch quality 2.4g radio(9ch receiver) Motor: 4130 kv450 powerful out runner bl motor Esc: 100a Servo: 25g servo*2pcs+48g servo*3pcs Battery: 25c-4000mah 22.2v 6s Prop: 18x6